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[
{
"content": "What is 85 times 957?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 7 = 35 (write 5, carry 3) </think>\n<think> Step 2: Multiply 5 by 5 = 25, add carry 3 = 28 (write 8, carry 2) </think>\n<think> Step 3: Multiply 5 by 9 = 45, add carry 2 = 47 (write 7, carry 4) </think>\n<think> Step 4: Write the carried 4 to complete the first row: 4785 </think>\n<think> Step 5: Multiply 8 by 7 = 56 (write 6, carry 5) </think>\n<think> Step 6: Multiply 8 by 5 = 40, add carry 5 = 45 (write 5, carry 4) </think>\n<think> Step 7: Multiply 8 by 9 = 72, add carry 4 = 76 (write 6, carry 7) </think>\n<think> Step 8: Write the carried 7 to complete the second row: 7656 </think>\n<think> Step 9: Add the two rows: 4785 + 76560 = 81345 </think>\n\n<answer> 81345 </answer>",
"role": "assistant"
}
]
| countdown | cc0cba8b-336f-4a85-8e2f-c8d1214a7647 |
[
{
"content": "What is 59 times 201?",
"role": "user"
},
{
"content": "<think> Step 1: Set up the multiplication with 59 on top and 201 below. </think>\n<think> Step 2: Multiply 9 by 1 = 9 </think>\n<think> Step 3: Multiply 5 by 1 = 5 </think>\n<think> Step 4: First row is 59 </think>\n<think> Step 5: Multiply 9 by 0 = 0 </think>\n<think> Step 6: Multiply 5 by 0 = 0 </think>\n<think> Step 7: Second row is 0, but shifted one place to the left: 00 </think>\n<think> Step 8: Multiply 9 by 2 = 18 (carry 1) </think>\n<think> Step 9: Multiply 5 by 2 = 10, add carry 1 = 11 </think>\n<think> Step 10: Third row is 118, shifted two places to the left: 11800 </think>\n<think> Step 11: Add all rows: 59 + 00 + 11800 = 11859 </think>\n<answer> 11859 </answer>",
"role": "assistant"
}
]
| countdown | 2170cb69-e8cf-4331-8229-738e214ef961 |
[
{
"content": "What is 67 times 237?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 7 = 49 (carry 4) </think>\n<think> Step 2: Multiply 7 by 3 = 21, add carry 4 = 25 (carry 2) </think>\n<think> Step 3: Multiply 7 by 2 = 14, add carry 2 = 16 </think>\n<think> Step 4: Multiply 6 by 7 = 42 (carry 4) </think>\n<think> Step 5: Multiply 6 by 3 = 18, add carry 4 = 22 (carry 2) </think>\n<think> Step 6: Multiply 6 by 2 = 12, add carry 2 = 14 </think>\n<think> Step 7: Add the partial products - align the second row shifted one place to the left </think>\n<think> Step 8: First row: 1659 </think>\n<think> Step 9: Second row: 14220 (after shifting) </think>\n<think> Step 10: Sum 1659 + 14220 = 15879 </think>\n<answer> 15879 </answer>",
"role": "assistant"
}
]
| countdown | 048a2426-c2aa-4d89-9def-541fd319ddc3 |
[
{
"content": "What is 98 times 273?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 3 = 24 (carry 2) </think>\n<think> Step 2: Multiply 8 by 7 = 56, add carry 2 = 58 (carry 5) </think>\n<think> Step 3: Multiply 8 by 2 = 16, add carry 5 = 21 </think>\n<think> Step 4: Multiply 9 by 3 = 27 (carry 2) </think>\n<think> Step 5: Multiply 9 by 7 = 63, add carry 2 = 65 (carry 6) </think>\n<think> Step 6: Multiply 9 by 2 = 18, add carry 6 = 24 </think>\n<think> Step 7: Write down the partial products: 2184 and 24570 </think>\n<think> Step 8: Add the partial products: 2184 + 24570 = 26754 </think>\n<answer> 26754 </answer>",
"role": "assistant"
}
]
| countdown | 0ec414c6-bd4e-45dd-b051-974e31c3f6e2 |
[
{
"content": "What is 30 times 785?",
"role": "user"
},
{
"content": "<think> Step 1: I'll multiply each digit of 785 by 30 using the long multiplication method </think>\n\n<think> Step 2: First, I'll set up 785 × 30 in the standard format </think>\n\n<think> Step 3: Since 30 ends with 0, I'll multiply 785 by 0 first: 5×0=0, 8×0=0, 7×0=0, giving 0 for the first row </think>\n\n<think> Step 4: Now I multiply 785 by 3: 5×3=15, write down 5, carry 1 </think>\n\n<think> Step 5: 8×3=24, plus carry 1 equals 25, write down 5, carry 2 </think>\n\n<think> Step 6: 7×3=21, plus carry 2 equals 23, write down 23 </think>\n\n<think> Step 7: Since we multiplied by 30, I need to add a 0 at the end of this result: 2355 becomes 23550 </think>\n\n<answer> 23550 </answer>",
"role": "assistant"
}
]
| countdown | bfad01c9-2f68-4545-9de2-1c91b1419bdf |
[
{
"content": "What is 57 times 976?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 6 = 42 (carry 4) </think>\n<think> Step 2: Multiply 7 by 7 = 49, add carry 4 = 53 (carry 5) </think>\n<think> Step 3: Multiply 7 by 9 = 63, add carry 5 = 68 </think>\n<think> Step 4: Multiply 5 by 6 = 30 (carry 3) </think>\n<think> Step 5: Multiply 5 by 7 = 35, add carry 3 = 38 (carry 3) </think>\n<think> Step 6: Multiply 5 by 9 = 45, add carry 3 = 48 </think>\n<think> Step 7: Align the second row with a 0 at the end </think>\n<think> Step 8: Add the rows: 682 + 4830 = 5512 </think>\n<answer> 55632 </answer>",
"role": "assistant"
}
]
| countdown | 6418a159-5ea2-4e44-ba36-c53e5420e161 |
[
{
"content": "What is 38 times 754?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 4 = 32 (carry 3) </think>\n<think> Step 2: Multiply 8 by 5 = 40, add carry 3 = 43 (carry 4) </think>\n<think> Step 3: Multiply 8 by 7 = 56, add carry 4 = 60 </think>\n<think> Step 4: Multiply 3 by 4 = 12 (carry 1) </think>\n<think> Step 5: Multiply 3 by 5 = 15, add carry 1 = 16 (carry 1) </think>\n<think> Step 6: Multiply 3 by 7 = 21, add carry 1 = 22 </think>\n<think> Step 7: Align the two rows of results (6032 and 2262) with the second row shifted one place to the left </think>\n<think> Step 8: Add 6032 + 22620 = 28652 </think>\n<answer> 28652 </answer>",
"role": "assistant"
}
]
| countdown | 9590b6b3-5b2e-455f-918b-18d3531a3074 |
[
{
"content": "What is 22 times 556?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 2 by 6 = 12 (write 2, carry 1) </think>\n<think> Step 2: Multiply 2 by 5 = 10, add carry 1 = 11 (write 1, carry 1) </think>\n<think> Step 3: Multiply 2 by 5 = 10, add carry 1 = 11 (write 11) </think>\n<think> Step 4: Multiply 2 by 6 = 12 (write 2, carry 1) </think>\n<think> Step 5: Multiply 2 by 5 = 10, add carry 1 = 11 (write 1, carry 1) </think>\n<think> Step 6: Multiply 2 by 5 = 10, add carry 1 = 11 (write 11) </think>\n<think> Step 7: Add the partial products: 1112 + 11120 = 12232 </think>\n\n<answer> 12232 </answer>",
"role": "assistant"
}
]
| countdown | f7a57e19-f752-49ae-bba0-c3341663c34c |
[
{
"content": "What is 91 times 422?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 1 by 2 = 2 </think>\n<think> Step 2: Multiply 1 by 2 = 2 </think>\n<think> Step 3: Multiply 1 by 4 = 4 </think>\n<think> Step 4: Multiply 9 by 2 = 18 (carry 1) </think>\n<think> Step 5: Multiply 9 by 2 = 18, add carry = 19 (carry 1) </think>\n<think> Step 6: Multiply 9 by 4 = 36, add carry = 37 </think>\n<think> Step 7: Add the partial products: 422 + 3798 = 4220 </think>\n<think> Step 8: Wait, I made an error. Let me redo this properly with the correct alignment. </think>\n<think> Step 9: First digit: 1 × 2 = 2 </think>\n<think> Step 10: Second digit: 1 × 2 = 2 </think>\n<think> Step 11: Third digit: 1 × 4 = 4 </think>\n<think> Step 12: So the first row is 422 </think>\n<think> Step 13: Now for the second row: 9 × 2 = 18 (write 8, carry 1) </think>\n<think> Step 14: 9 × 2 = 18, plus carry 1 = 19 (write 9, carry 1) </think>\n<think> Step 15: 9 × 4 = 36, plus carry 1 = 37 </think>\n<think> Step 16: So the second row is 3798, but shifted one place to the left </think>\n<think> Step 17: Adding 422 + 37980 = 38402 </think>\n<answer> 38402 </answer>",
"role": "assistant"
}
]
| countdown | 0e1c5592-9dd0-4d5b-aff9-8c0c5151a671 |
[
{
"content": "What is 69 times 827?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 7 = 63 (carry 6) </think>\n<think> Step 2: Multiply 9 by 2 = 18, add carry 6 = 24 (carry 2) </think>\n<think> Step 3: Multiply 9 by 8 = 72, add carry 2 = 74 </think>\n<think> Step 4: Multiply 6 by 7 = 42 (carry 4) </think>\n<think> Step 5: Multiply 6 by 2 = 12, add carry 4 = 16 (carry 1) </think>\n<think> Step 6: Multiply 6 by 8 = 48, add carry 1 = 49 </think>\n<think> Step 7: Add the partial products: \nFirst row: 743\nSecond row: 4960 (shifted one place left)\n743 + 4960 = 5703 </think>\n\n<answer> 57063 </answer>",
"role": "assistant"
}
]
| countdown | bcd14db5-0b61-4b6a-8f05-6a28c4b11bda |
[
{
"content": "What is 31 times 346?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 1 by 6 = 6 </think>\n<think> Step 2: Multiply 1 by 4 = 4 </think>\n<think> Step 3: Multiply 1 by 3 = 3 </think>\n<think> Step 4: Multiply 3 by 6 = 18 (carry 1) </think>\n<think> Step 5: Multiply 3 by 4 = 12, add carry 1 = 13 (carry 1) </think>\n<think> Step 6: Multiply 3 by 3 = 9, add carry 1 = 10 </think>\n<think> Step 7: Add the partial products: 346 + 10380 = 10726 </think>\n<answer> 10726 </answer>",
"role": "assistant"
}
]
| countdown | bf5f7898-89d2-4171-8eb2-4f36e6011c8d |
[
{
"content": "What is 82 times 302?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 2 by 2 = 4 </think>\n<think> Step 2: Multiply 8 by 2 = 16 </think>\n<think> Step 3: Multiply 2 by 0 = 0 </think>\n<think> Step 4: Multiply 8 by 0 = 0 </think>\n<think> Step 5: Multiply 2 by 3 = 6 </think>\n<think> Step 6: Multiply 8 by 3 = 24 </think>\n<think> Step 7: Place results in proper positions: 164 from first multiplication, 0 from second multiplication (shifted one place left), and 246 from third multiplication (shifted two places left) </think>\n<think> Step 8: Add 164 + 0 + 24600 = 24764 </think>\n<answer> 24764 </answer>",
"role": "assistant"
}
]
| countdown | 50927fa2-30c6-41ec-be15-2ab9be072dfd |
[
{
"content": "What is 70 times 860?",
"role": "user"
},
{
"content": "<think> Step 1: I'll apply the standard long multiplication method to calculate 70 × 860. </think>\n\n<think> Step 2: First, I'll multiply 0 (from 70) by 0 (from 860): 0 × 0 = 0 </think>\n\n<think> Step 3: Next, I'll multiply 0 (from 70) by 6 (from 860): 0 × 6 = 0 </think>\n\n<think> Step 4: Then, I'll multiply 0 (from 70) by 8 (from 860): 0 × 8 = 0 </think>\n\n<think> Step 5: Now for the second row, I'll multiply 7 (from 70) by 0 (from 860): 7 × 0 = 0 </think>\n\n<think> Step 6: Continuing the second row, I'll multiply 7 (from 70) by 6 (from 860): 7 × 6 = 42 </think>\n\n<think> Step 7: Finishing the second row, I'll multiply 7 (from 70) by 8 (from 860): 7 × 8 = 56 </think>\n\n<think> Step 8: Since I'm multiplying by 70, I need to place a 0 at the end of the second row, making it 56420 </think>\n\n<think> Step 9: But since the first row is all zeros, I can just use the second row result: 56420 </think>\n\n<think> Step 10: Actually, I can solve this more directly. Since 70 = 7 × 10, I can multiply 860 × 7 = 6020, then multiply by 10 to get 60200 </think>\n\n<think> Step 11: Let me recalculate. 7 × 860 = 7 × 860 = 6020. Then 6020 × 10 = 60200 </think>\n\n<answer> 60200 </answer>",
"role": "assistant"
}
]
| countdown | 92eb9d29-fe76-4420-9f2d-112d185e7d3e |
[
{
"content": "What is 82 times 653?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 2 by 3 = 6 </think>\n<think> Step 2: Multiply 2 by 5 = 10 </think>\n<think> Step 3: Multiply 2 by 6 = 12 </think>\n<think> Step 4: Multiply 8 by 3 = 24 </think>\n<think> Step 5: Multiply 8 by 5 = 40 </think>\n<think> Step 6: Multiply 8 by 6 = 48 </think>\n<think> Step 7: Write down first row: 2 × 653 = 1306 </think>\n<think> Step 8: Write down second row: 8 × 653 = 5224, shifted one place left </think>\n<think> Step 9: Add the rows: 1306 + 52240 = 53546 </think>\n<answer> 53546 </answer>",
"role": "assistant"
}
]
| countdown | 4d03c4e7-e932-49eb-b2e2-bc791ac7df0c |
[
{
"content": "What is 53 times 208?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 8 = 24 (carry 2) </think>\n<think> Step 2: Multiply 5 by 8 = 40, add carry 2 = 42 (carry 4) </think>\n<think> Step 3: Place 2 as the rightmost digit of the first row, carry 4 </think>\n<think> Step 4: Multiply 3 by 0 = 0, add carry 4 = 4 </think>\n<think> Step 5: Multiply 5 by 0 = 0, add carry 0 = 0 </think>\n<think> Step 6: Place 4 and 0 as the next digits in the first row: 042 </think>\n<think> Step 7: Multiply 3 by 2 = 6 </think>\n<think> Step 8: Multiply 5 by 2 = 10, add carry 0 = 10 (carry 1) </think>\n<think> Step 9: Place 0 as the rightmost digit of the second row, carry 1 </think>\n<think> Step 10: Place 1 and 6 as the next digits in the second row: 106 </think>\n<think> Step 11: Align the rows and add: 042 + 10600 = 11024 </think>\n<think> Step 12: Wait, I made a mistake in my alignment. Let me recalculate. </think>\n<think> Step 13: First row is 424 (from 53 × 8) </think>\n<think> Step 14: Second row is 000 (from 53 × 0, shifted one place left) </think>\n<think> Step 15: Third row is 106 (from 53 × 2, shifted two places left) </think>\n<think> Step 16: Adding properly: 424 + 0 + 10600 = 11024 </think>\n\n<answer> 11024 </answer>",
"role": "assistant"
}
]
| countdown | ae99f457-8b2d-4f8e-a670-5f8042741ee7 |
[
{
"content": "What is 60 times 984?",
"role": "user"
},
{
"content": "<think> Step 1: When multiplying by 60, I can first multiply by 10 to get 984 × 10 = 9840 </think>\n<think> Step 2: Then multiply 9840 by 6 to get the final result. 9840 × 6 = 59040 </think>\n<answer> 59040 </answer>",
"role": "assistant"
}
]
| countdown | 7fc946d0-ee42-4bea-a12f-bf5b1ee4cc4c |
[
{
"content": "What is 99 times 710?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 0 = 0 </think>\n<think> Step 2: Multiply 9 by 1 = 9 </think>\n<think> Step 3: Multiply 9 by 7 = 63 </think>\n<think> Step 4: Multiply 9 by 0 = 0 </think>\n<think> Step 5: Multiply 9 by 1 = 9 </think>\n<think> Step 6: Multiply 9 by 7 = 63 </think>\n<think> Step 7: Add results: 0 in the ones place </think>\n<think> Step 8: Add 9 + 0 = 9 in the tens place </think>\n<think> Step 9: Add 63 + 9 = 72, put 2 in the hundreds place, carry 7 </think>\n<think> Step 10: Add 0 + 7 = 7 in the thousands place </think>\n<think> Step 11: Add 63 + 0 = 63 in the ten thousands place </think>\n<answer> 70290 </answer>",
"role": "assistant"
}
]
| countdown | 1c9f0dc9-5afe-4937-96fc-817954283bdc |
[
{
"content": "What is 98 times 250?",
"role": "user"
},
{
"content": "<think> Step 1: Set up the multiplication with 98 on top and 250 below. </think>\n<think> Step 2: Multiply 8 by 0 = 0 </think>\n<think> Step 3: Multiply 9 by 0 = 0 </think>\n<think> Step 4: Multiply 8 by 5 = 40 (carry 4) </think>\n<think> Step 5: Multiply 9 by 5 = 45, add carry 4 = 49 </think>\n<think> Step 6: Multiply 8 by 2 = 16 (carry 1) </think>\n<think> Step 7: Multiply 9 by 2 = 18, add carry 1 = 19 </think>\n<think> Step 8: Align the partial products: 0, 490, 1960 </think>\n<think> Step 9: Add the partial products: 0 + 490 + 19600 = 24500 </think>\n<answer> 24500 </answer>",
"role": "assistant"
}
]
| countdown | 95e114d6-f3bb-4f78-93c0-d30019bc2ac5 |
[
{
"content": "What is 15 times 628?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 5 = 40. Write down 0, carry the 4. </think>\n<think> Step 2: Multiply 2 by 5 = 10, add carry 4 = 14. Write down 4, carry the 1. </think>\n<think> Step 3: Multiply 6 by 5 = 30, add carry 1 = 31. Write down 31. </think>\n<think> Step 4: Multiply 8 by 1 = 8. Write down 8 in the second row. </think>\n<think> Step 5: Multiply 2 by 1 = 2. Write down 2 in the second row. </think>\n<think> Step 6: Multiply 6 by 1 = 6. Write down 6 in the second row. </think>\n<think> Step 7: Add the two rows: 3140 + 628 = 3768. </think>\n<answer> 9420 </answer>",
"role": "assistant"
}
]
| countdown | 4a52e388-85f6-4d5f-b031-af84343b1fe7 |
[
{
"content": "What is 62 times 442?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 2 by 2 = 4 </think>\n<think> Step 2: Multiply 2 by 4 = 8 </think>\n<think> Step 3: Multiply 2 by 4 = 8 </think>\n<think> Step 4: Multiply 6 by 2 = 12 (carry 1) </think>\n<think> Step 5: Multiply 6 by 4 = 24, add carry = 25 (carry 2) </think>\n<think> Step 6: Multiply 6 by 4 = 24, add carry = 26 </think>\n<think> Step 7: Add the partial products: 4 in ones place </think>\n<think> Step 8: 8 + 2 = 10 in tens place (carry 1) </think>\n<think> Step 9: 8 + 5 + 1 = 14 in hundreds place (carry 1) </think>\n<think> Step 10: 6 + 1 = 7 in thousands place </think>\n<think> Step 11: 2 in ten thousands place </think>\n<answer> 27404 </answer>",
"role": "assistant"
}
]
| countdown | 0909f6c7-10cf-4515-a2ea-c81782c7081f |
[
{
"content": "What is 66 times 194?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 4 = 24 (carry 2) </think>\n<think> Step 2: Multiply 6 by 9 = 54, add carry 2 = 56 (carry 5) </think>\n<think> Step 3: Multiply 6 by 1 = 6, add carry 5 = 11 </think>\n<think> Step 4: Multiply 6 by 4 = 24 (carry 2) </think>\n<think> Step 5: Multiply 6 by 9 = 54, add carry 2 = 56 (carry 5) </think>\n<think> Step 6: Multiply 6 by 1 = 6, add carry 5 = 11 </think>\n<think> Step 7: Write down first partial product: 1164 </think>\n<think> Step 8: Write down second partial product: 11640 (shifted one place left) </think>\n<think> Step 9: Add the partial products: 1164 + 11640 = 12804 </think>\n<answer> 12804 </answer>",
"role": "assistant"
}
]
| countdown | 94493eb9-0af9-4fb1-b7c8-c749d846b96e |
[
{
"content": "What is 86 times 761?",
"role": "user"
},
{
"content": "<think> Step 1: First, I'll set up the multiplication with 86 on top and 761 below. I'll start by multiplying 6 by 1 = 6 </think>\n\n<think> Step 2: Multiply 6 by 6 = 36 (carry 3) </think>\n\n<think> Step 3: Multiply 6 by 7 = 42, add carry 3 = 45 (carry 4) </think>\n\n<think> Step 4: Place the 4 in the highest position of the first row, giving us 4566 for the first row </think>\n\n<think> Step 5: Now for the second digit of 86, multiply 8 by 1 = 8 (place in tens position) </think>\n\n<think> Step 6: Multiply 8 by 6 = 48 (carry 4) </think>\n\n<think> Step 7: Multiply 8 by 7 = 56, add carry 4 = 60 </think>\n\n<think> Step 8: The second row is 6088 (with appropriate place value, shifted one place left) </think>\n\n<think> Step 9: Add the two rows: 4566 + 60880 = 65446 </think>\n\n<answer> 65446 </answer>",
"role": "assistant"
}
]
| countdown | a600056d-111d-489b-94da-fc01760d6481 |
[
{
"content": "What is 37 times 587?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 7 = 49 (carry 4) </think>\n<think> Step 2: Multiply 7 by 8 = 56, add carry 4 = 60 (carry 6) </think>\n<think> Step 3: Multiply 7 by 5 = 35, add carry 6 = 41 </think>\n<think> Step 4: Multiply 3 by 7 = 21 (carry 2) </think>\n<think> Step 5: Multiply 3 by 8 = 24, add carry 2 = 26 (carry 2) </think>\n<think> Step 6: Multiply 3 by 5 = 15, add carry 2 = 17 </think>\n<think> Step 7: Add the partial products: 41 + \"0\" followed by 259 = 4109 + 17610 = 21719 </think>\n<answer> 21719 </answer>",
"role": "assistant"
}
]
| countdown | ca46568e-d058-42ca-9893-a561cfb51f62 |
[
{
"content": "What is 83 times 292?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 2 = 6 </think>\n<think> Step 2: Multiply 8 by 2 = 16 </think>\n<think> Step 3: Multiply 3 by 9 = 27 </think>\n<think> Step 4: Multiply 8 by 9 = 72 </think>\n<think> Step 5: Multiply 3 by 2 = 6 </think>\n<think> Step 6: Multiply 8 by 2 = 16 </think>\n<think> Step 7: First row: 166 </think>\n<think> Step 8: Second row: 2790 (27 in tens place, 9 in hundreds place) </think>\n<think> Step 9: Third row: 1660 (16 in hundreds place, 6 in thousands place) </think>\n<think> Step 10: Add 166 + 2790 + 1660 = 4616 </think>\n<answer> 24236 </answer>",
"role": "assistant"
}
]
| countdown | 20450d76-9b3f-4edc-a031-68ea48ca85c6 |
[
{
"content": "What is 76 times 904?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 4 = 24 (write 4, carry 2) </think>\n<think> Step 2: Multiply 6 by 0 = 0, add carry 2 = 2 (write 2, carry 0) </think>\n<think> Step 3: Multiply 6 by 9 = 54, add carry 0 = 54 (write 54) </think>\n<think> Step 4: Multiply 7 by 4 = 28 (write 8 in the next row aligned with tens place, carry 2) </think>\n<think> Step 5: Multiply 7 by 0 = 0, add carry 2 = 2 (write 2, carry 0) </think>\n<think> Step 6: Multiply 7 by 9 = 63, add carry 0 = 63 (write 63) </think>\n<think> Step 7: Add the partial products: 544 + 6328 = 6872 </think>\n<answer> 68704 </answer>",
"role": "assistant"
}
]
| countdown | 2105b9d4-eee6-4a8f-9a06-78a3224cdd3a |
[
{
"content": "What is 37 times 923?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 3 = 21 (carry 2) </think>\n<think> Step 2: Multiply 7 by 2 = 14, add carry 2 = 16 (carry 1) </think>\n<think> Step 3: Multiply 7 by 9 = 63, add carry 1 = 64 </think>\n<think> Step 4: Multiply 3 by 3 = 9 (carry 0) </think>\n<think> Step 5: Multiply 3 by 2 = 6, add carry 0 = 6 (carry 0) </think>\n<think> Step 6: Multiply 3 by 9 = 27, add carry 0 = 27 </think>\n<think> Step 7: Add the partial products: 6461 + 27690 = 34151 </think>\n<answer> 34151 </answer>",
"role": "assistant"
}
]
| countdown | d9c17db2-6ef6-4e85-8b03-41ef14b4c701 |
[
{
"content": "What is 95 times 142?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 2 = 10 (write 0, carry 1) </think>\n<think> Step 2: Multiply 5 by 4 = 20, add carry 1 = 21 (write 1, carry 2) </think>\n<think> Step 3: Multiply 5 by 1 = 5, add carry 2 = 7 (write 7) </think>\n<think> Step 4: Multiply 9 by 2 = 18 (write 8 in tens place, carry 1) </think>\n<think> Step 5: Multiply 9 by 4 = 36, add carry 1 = 37 (write 7 in hundreds place, carry 3) </think>\n<think> Step 6: Multiply 9 by 1 = 9, add carry 3 = 12 (write 12 in thousands place) </think>\n<think> Step 7: Add the partial products: 710 + 12780 = 13490 </think>\n<answer> 13490 </answer>",
"role": "assistant"
}
]
| countdown | 4c64ca5c-565d-4a36-87c3-b43d56bcfb48 |
[
{
"content": "What is 85 times 715?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 5 = 25 (write 5, carry 2) </think>\n<think> Step 2: Multiply 5 by 1 = 5, add carry 2 = 7 (write 7) </think>\n<think> Step 3: Multiply 5 by 7 = 35 (write 35) </think>\n<think> Step 4: First row result is 3575 </think>\n<think> Step 5: Multiply 8 by 5 = 40 (write 0, carry 4) </think>\n<think> Step 6: Multiply 8 by 1 = 8, add carry 4 = 12 (write 2, carry 1) </think>\n<think> Step 7: Multiply 8 by 7 = 56, add carry 1 = 57 (write 57) </think>\n<think> Step 8: Second row result is 5720 (with 0 added at the end) </think>\n<think> Step 9: Add the rows: 3575 + 5720 = 9295 </think>\n<think> Step 10: Actually, I made a mistake. The second row should be 5720 (with a 0 at the end because we're multiplying by 80, not 8) </think>\n<think> Step 11: So the addition is 3575 + 57200 = 60775 </think>\n<answer> 60775 </answer>",
"role": "assistant"
}
]
| countdown | 6b57b688-475e-4b66-ba12-e47f0af4b4d2 |
[
{
"content": "What is 75 times 830?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 0 = 0 </think>\n<think> Step 2: Multiply 5 by 3 = 15 </think>\n<think> Step 3: Multiply 5 by 8 = 40 </think>\n<think> Step 4: Multiply 7 by 0 = 0 </think>\n<think> Step 5: Multiply 7 by 3 = 21 </think>\n<think> Step 6: Multiply 7 by 8 = 56 </think>\n<think> Step 7: Write down the partial products: 5 × 830 = 4150 </think>\n<think> Step 8: Write down the partial products: 70 × 830 = 58100 </think>\n<think> Step 9: Add the partial products: 4150 + 58100 = 62250 </think>\n<answer> 62250 </answer>",
"role": "assistant"
}
]
| countdown | bfe22859-47cf-4809-80e9-3f2a9056ef04 |
[
{
"content": "What is 74 times 443?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 4 by 3 = 12 (write 2, carry 1) </think>\n<think> Step 2: Multiply 4 by 4 = 16, add carry 1 = 17 (write 7, carry 1) </think>\n<think> Step 3: Multiply 4 by 4 = 16, add carry 1 = 17 (write 17) </think>\n<think> Step 4: Multiply 7 by 3 = 21 (write 1 in the next row, carry 2) </think>\n<think> Step 5: Multiply 7 by 4 = 28, add carry 2 = 30 (write 0, carry 3) </think>\n<think> Step 6: Multiply 7 by 4 = 28, add carry 3 = 31 (write 31) </think>\n<think> Step 7: Add the rows: 172 + 3101 = 3273 </think>\n<answer> 32782 </answer>",
"role": "assistant"
}
]
| countdown | 2bfc3dbd-0d56-49db-a878-58b631a7d379 |
[
{
"content": "What is 44 times 897?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 4 (units digit of 44) by 7 (units digit of 897) = 28 (write 8, carry 2) </think>\n<think> Step 2: Multiply 4 (units digit of 44) by 9 (tens digit of 897) = 36, add carry 2 = 38 (write 8, carry 3) </think>\n<think> Step 3: Multiply 4 (units digit of 44) by 8 (hundreds digit of 897) = 32, add carry 3 = 35 (write 5, carry 3) </think>\n<think> Step 4: Write the carried 3 as the leftmost digit of the first row, so the first row is 3588 </think>\n<think> Step 5: Multiply 4 (tens digit of 44) by 7 (units digit of 897) = 28 (write 8, carry 2) </think>\n<think> Step 6: Multiply 4 (tens digit of 44) by 9 (tens digit of 897) = 36, add carry 2 = 38 (write 8, carry 3) </think>\n<think> Step 7: Multiply 4 (tens digit of 44) by 8 (hundreds digit of 897) = 32, add carry 3 = 35 (write 5, carry 3) </think>\n<think> Step 8: Write the carried 3 as the leftmost digit of the second row, so the second row is 3588 with a 0 at the end: 35880 </think>\n<think> Step 9: Add the two rows: 3588 + 35880 = 39468 </think>\n<answer> 39468 </answer>",
"role": "assistant"
}
]
| countdown | 9372147a-8478-4681-b04b-68834c435bd0 |
[
{
"content": "What is 25 times 806?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 6 = 30 (write down 0, carry 3) </think>\n<think> Step 2: Multiply 5 by 0 = 0, add carry 3 = 3 (write down 3, carry 0) </think>\n<think> Step 3: Multiply 5 by 8 = 40 (write down 40) </think>\n<think> Step 4: Multiply 2 by 6 = 12 (write down 2, carry 1) </think>\n<think> Step 5: Multiply 2 by 0 = 0, add carry 1 = 1 (write down 1, carry 0) </think>\n<think> Step 6: Multiply 2 by 8 = 16 (write down 16) </think>\n<think> Step 7: Align the partial products (4030 and 1612) and add them together </think>\n<think> Step 8: 0 + 2 = 2 </think>\n<think> Step 9: 3 + 1 = 4 </think>\n<think> Step 10: 0 + 6 = 6 </think>\n<think> Step 11: 4 + 1 = 5 </think>\n<think> Step 12: Write down the final result: 20150 </think>\n\n<answer> 20150 </answer>",
"role": "assistant"
}
]
| countdown | be1016c7-f953-4394-bc47-3343fe23d072 |
[
{
"content": "What is 94 times 837?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 4 by 7 = 28 (write 8, carry 2) </think>\n<think> Step 2: Multiply 4 by 3 = 12, add carry 2 = 14 (write 4, carry 1) </think>\n<think> Step 3: Multiply 4 by 8 = 32, add carry 1 = 33 (write 33) </think>\n<think> Step 4: Multiply 9 by 7 = 63 (write 3 in tens place, carry 6) </think>\n<think> Step 5: Multiply 9 by 3 = 27, add carry 6 = 33 (write 3 in hundreds place, carry 3) </think>\n<think> Step 6: Multiply 9 by 8 = 72, add carry 3 = 75 (write 75) </think>\n<think> Step 7: Add the partial products: 3348 + 7533 (shifted one place) = 3348 + 75330 = 78678 </think>\n<answer> 78678 </answer>",
"role": "assistant"
}
]
| countdown | 8577029e-9d64-4bd6-a9ce-41f46c0fd88b |
[
{
"content": "What is 83 times 777?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 7 = 21 (carry 2) </think>\n<think> Step 2: Multiply 8 by 7 = 56, add carry 2 = 58 (carry 5) </think>\n<think> Step 3: Write down 8, carry 5 </think>\n<think> Step 4: Multiply 3 by 7 = 21 (carry 2) </think>\n<think> Step 5: Multiply 8 by 7 = 56, add carry 2 = 58, add previous carry 5 = 63 (carry 6) </think>\n<think> Step 6: Write down 3, carry 6 </think>\n<think> Step 7: Multiply 3 by 7 = 21 (carry 2) </think>\n<think> Step 8: Multiply 8 by 7 = 56, add carry 2 = 58, add previous carry 6 = 64 </think>\n<think> Step 9: Write down 64 </think>\n<think> Step 10: Final result is 64,491 </think>\n\n<answer> 64491 </answer>",
"role": "assistant"
}
]
| countdown | d26f7c4f-b7d8-4bb5-bd74-7909a9b0d6f4 |
[
{
"content": "What is 98 times 114?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 4 = 32 (write down 2, carry 3) </think>\n<think> Step 2: Multiply 8 by 1 = 8, add carry 3 = 11 (write down 1, carry 1) </think>\n<think> Step 3: Multiply 8 by 1 = 8, add carry 1 = 9 (write down 9) </think>\n<think> Step 4: Multiply 9 by 4 = 36 (write down 6 one position to the left, carry 3) </think>\n<think> Step 5: Multiply 9 by 1 = 9, add carry 3 = 12 (write down 2, carry 1) </think>\n<think> Step 6: Multiply 9 by 1 = 9, add carry 1 = 10 (write down 0, carry 1) </think>\n<think> Step 7: Write down the carried 1 </think>\n<think> Step 8: Add the two rows: 992 + 10260 = 11172 </think>\n<answer> 11172 </answer>",
"role": "assistant"
}
]
| countdown | fd8b3ac6-e62c-471f-a9c0-03b379d6cbe4 |
[
{
"content": "What is 75 times 977?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 7 = 35 (write 5, carry 3) </think>\n<think> Step 2: Multiply 5 by 7 = 35, add carry 3 = 38 (write 8, carry 3) </think>\n<think> Step 3: Multiply 5 by 9 = 45, add carry 3 = 48 (write 48) </think>\n<think> Step 4: Multiply 7 by 7 = 49 (write 9, carry 4) </think>\n<think> Step 5: Multiply 7 by 7 = 49, add carry 4 = 53 (write 3, carry 5) </think>\n<think> Step 6: Multiply 7 by 9 = 63, add carry 5 = 68 (write 68) </think>\n<think> Step 7: Add the partial products: 4885 + 68390 = 73275 </think>\n<answer> 73275 </answer>",
"role": "assistant"
}
]
| countdown | 4fbb89e2-59e4-4b0e-83a9-3d0fcbe7cd2d |
[
{
"content": "What is 99 times 922?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 2 = 18 (carry 1) </think>\n<think> Step 2: Multiply 9 by 2 = 18, add carry 1 = 19 (carry 1) </think>\n<think> Step 3: Multiply 9 by 9 = 81, add carry 1 = 82 </think>\n<think> Step 4: Multiply 9 by 2 = 18 (carry 1) </think>\n<think> Step 5: Multiply 9 by 2 = 18, add carry 1 = 19 (carry 1) </think>\n<think> Step 6: Multiply 9 by 9 = 81, add carry 1 = 82 </think>\n<think> Step 7: Add the partial products: 82 19 8 and 0 82 19 8 (with appropriate place values) </think>\n<think> Step 8: This gives us 91,278 </think>\n<answer> 91278 </answer>",
"role": "assistant"
}
]
| countdown | 39ad85ca-d2ab-446b-84cf-c39751b70aeb |
[
{
"content": "What is 70 times 472?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 0 by 2 = 0 </think>\n<think> Step 2: Multiply 0 by 7 = 0 </think>\n<think> Step 3: Multiply 0 by 4 = 0 </think>\n<think> Step 4: First row result is 0 </think>\n<think> Step 5: Multiply 7 by 2 = 14 (carry 1) </think>\n<think> Step 6: Multiply 7 by 7 = 49, add carry 1 = 50 (carry 5) </think>\n<think> Step 7: Multiply 7 by 4 = 28, add carry 5 = 33 </think>\n<think> Step 8: Second row result is 33040 </think>\n<think> Step 9: Add all rows: 0 + 33040 = 33040 </think>\n<answer> 33040 </answer>",
"role": "assistant"
}
]
| countdown | 745fb5b7-8d61-42e2-b246-605e68611f54 |
[
{
"content": "What is 26 times 765?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 5 = 30 (write 0, carry 3) </think>\n<think> Step 2: Multiply 6 by 6 = 36, add carry 3 = 39 (write 9, carry 3) </think>\n<think> Step 3: Multiply 6 by 7 = 42, add carry 3 = 45 (write 45) </think>\n<think> Step 4: Multiply 2 by 5 = 10 (write 0, carry 1) </think>\n<think> Step 5: Multiply 2 by 6 = 12, add carry 1 = 13 (write 3, carry 1) </think>\n<think> Step 6: Multiply 2 by 7 = 14, add carry 1 = 15 (write 15) </think>\n<think> Step 7: Add the partial products: 4590 + 1530 = 19890 </think>\n<answer> 19890 </answer>",
"role": "assistant"
}
]
| countdown | 6a07e216-b4d4-40b5-821a-77dc46f9e13b |
[
{
"content": "What is 24 times 535?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 4 by 5 = 20 (carry 2) </think>\n<think> Step 2: Multiply 4 by 3 = 12, add carry 2 = 14 (carry 1) </think>\n<think> Step 3: Multiply 4 by 5 = 20, add carry 1 = 21 </think>\n<think> Step 4: Write down the first row result: 2140 </think>\n<think> Step 5: Multiply 2 by 5 = 10 (carry 1) </think>\n<think> Step 6: Multiply 2 by 3 = 6, add carry 1 = 7 </think>\n<think> Step 7: Multiply 2 by 5 = 10 </think>\n<think> Step 8: Write down the second row result: 1070, shifted one place to the left </think>\n<think> Step 9: Add 2140 + 10700 = 12840 </think>\n<answer> 12840 </answer>",
"role": "assistant"
}
]
| countdown | e73516bd-9146-4293-90b5-ac2d4faa4032 |
[
{
"content": "What is 21 times 900?",
"role": "user"
},
{
"content": "<think> Step 1: To multiply 21 × 900, I'll use the standard long multiplication method. First, I'll set up the problem with 21 on top and 900 below. </think>\n\n<think> Step 2: Multiply 1 × 0 = 0 </think>\n\n<think> Step 3: Multiply 2 × 0 = 0 </think>\n\n<think> Step 4: Multiply 1 × 0 = 0 (for the second digit of 900) </think>\n\n<think> Step 5: Multiply 2 × 0 = 0 (for the second digit of 900) </think>\n\n<think> Step 6: Multiply 1 × 9 = 9 (for the third digit of 900) </think>\n\n<think> Step 7: Multiply 2 × 9 = 18 </think>\n\n<think> Step 8: Since we're multiplying by 900, we need to add two zeros at the end </think>\n\n<think> Step 9: The result is 18900 </think>\n\n<answer> 18900 </answer>",
"role": "assistant"
}
]
| countdown | b2140d75-ba7b-4e00-8d95-99a1f5781ad2 |
[
{
"content": "What is 99 times 250?",
"role": "user"
},
{
"content": "<think> Step 1: Set up the multiplication with 250 on top and 99 below </think>\n<think> Step 2: Multiply 0 by 9 = 0 </think>\n<think> Step 3: Multiply 5 by 9 = 45 (carry 4) </think>\n<think> Step 4: Multiply 2 by 9 = 18, add carry 4 = 22 (carry 2) </think>\n<think> Step 5: Place 2 in the hundreds column of the first row </think>\n<think> Step 6: Multiply 0 by 9 = 0 </think>\n<think> Step 7: Multiply 5 by 9 = 45 (carry 4) </think>\n<think> Step 8: Multiply 2 by 9 = 18, add carry 4 = 22 (carry 2) </think>\n<think> Step 9: Place 2 in the thousands column of the second row </think>\n<think> Step 10: Add the rows: 0 + 0 = 0 in the ones place </think>\n<think> Step 11: Add in the tens place: 5 + 0 = 5 </think>\n<think> Step 12: Add in the hundreds place: 2 + 5 = 7 </think>\n<think> Step 13: Add in the thousands place: 0 + 2 = 2 </think>\n<think> Step 14: Add in the ten thousands place: 2 </think>\n<answer> 24750 </answer>",
"role": "assistant"
}
]
| countdown | 5c242711-f4ef-4e16-9ff8-6132bdfa0f6b |
[
{
"content": "What is 94 times 144?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 4 by 4 = 16 (write 6, carry 1) </think>\n<think> Step 2: Multiply 9 by 4 = 36, add carry 1 = 37 (write 7, carry 3) </think>\n<think> Step 3: Write 3 in the hundreds place of the first row </think>\n<think> Step 4: Multiply 4 by 4 = 16 (write 6, carry 1) </think>\n<think> Step 5: Multiply 4 by 9 = 36, add carry 1 = 37 (write 7, carry 3) </think>\n<think> Step 6: Write 3 in the hundreds place of the second row </think>\n<think> Step 7: Multiply 1 by 4 = 4 (write 4) </think>\n<think> Step 8: Multiply 1 by 9 = 9 (write 9) </think>\n<think> Step 9: Add the rows: 376 + 3760 + 9400 = 13536 </think>\n<answer> 13536 </answer>",
"role": "assistant"
}
]
| countdown | 3927e6a2-c6f4-43da-90e1-cb96a2d10d83 |
[
{
"content": "What is 95 times 625?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 5 = 25 (write 5, carry 2) </think>\n<think> Step 2: Multiply 5 by 2 = 10, add carry 2 = 12 (write 2, carry 1) </think>\n<think> Step 3: Multiply 5 by 6 = 30, add carry 1 = 31 (write 31) </think>\n<think> Step 4: Multiply 9 by 5 = 45 (write 5, carry 4) </think>\n<think> Step 5: Multiply 9 by 2 = 18, add carry 4 = 22 (write 2, carry 2) </think>\n<think> Step 6: Multiply 9 by 6 = 54, add carry 2 = 56 (write 56) </think>\n<think> Step 7: Add the partial products: 3125 + 56250 = 59375 </think>\n<answer> 59375 </answer>",
"role": "assistant"
}
]
| countdown | 13cf6cf2-8078-4e0e-af40-30ed013f1218 |
[
{
"content": "What is 63 times 414?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 4 = 12 (write 2, carry 1) </think>\n<think> Step 2: Multiply 3 by 1 = 3, add carry 1 = 4 (write 4, no carry) </think>\n<think> Step 3: Multiply 3 by 4 = 12 (write 12) </think>\n<think> Step 4: Multiply 6 by 4 = 24 (write 4, carry 2) </think>\n<think> Step 5: Multiply 6 by 1 = 6, add carry 2 = 8 (write 8, no carry) </think>\n<think> Step 6: Multiply 6 by 4 = 24 (write 24) </think>\n<think> Step 7: Add the partial products: \n 252\n 2484\n 26082 </think>\n\n<answer> 26082 </answer>",
"role": "assistant"
}
]
| countdown | b0e2e046-2b6e-4b37-a03f-4e622d8b5ace |
[
{
"content": "What is 71 times 850?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 1 by 0 = 0 </think>\n<think> Step 2: Multiply 1 by 5 = 5 </think>\n<think> Step 3: Multiply 1 by 8 = 8 </think>\n<think> Step 4: Multiply 7 by 0 = 0 </think>\n<think> Step 5: Multiply 7 by 5 = 35 (carry 3) </think>\n<think> Step 6: Multiply 7 by 8 = 56, add carry 3 = 59 </think>\n<think> Step 7: Add the results with proper place values: 850 + 59500 = 60350 </think>\n<answer> 60350 </answer>",
"role": "assistant"
}
]
| countdown | a34d51bb-def4-4ad9-a9f9-f95c0819beaa |
[
{
"content": "What is 17 times 763?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 3 = 21 (carry 2) </think>\n<think> Step 2: Multiply 7 by 6 = 42, add carry 2 = 44 (carry 4) </think>\n<think> Step 3: Multiply 7 by 7 = 49, add carry 4 = 53 </think>\n<think> Step 4: Multiply 1 by 3 = 3 </think>\n<think> Step 5: Multiply 1 by 6 = 6 </think>\n<think> Step 6: Multiply 1 by 7 = 7 </think>\n<think> Step 7: Align the second row with one place shifted left </think>\n<think> Step 8: Add 5341 + 763 = 6104 (adding digit by digit with carries) </think>\n<answer> 12971 </answer>",
"role": "assistant"
}
]
| countdown | 7feab35f-a2a9-46f4-8d47-25261e90715a |
[
{
"content": "What is 29 times 985?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 5 = 45 (carry 4) </think>\n<think> Step 2: Multiply 9 by 8 = 72, add carry 4 = 76 (carry 7) </think>\n<think> Step 3: Multiply 9 by 9 = 81, add carry 7 = 88 </think>\n<think> Step 4: Multiply 2 by 5 = 10 (carry 1) </think>\n<think> Step 5: Multiply 2 by 8 = 16, add carry 1 = 17 (carry 1) </think>\n<think> Step 6: Multiply 2 by 9 = 18, add carry 1 = 19 </think>\n<think> Step 7: Align the results: 8865 and 1970 (shifted one place left) </think>\n<think> Step 8: Add 8865 + 19700 = 28565 </think>\n<answer> 28565 </answer>",
"role": "assistant"
}
]
| countdown | 5664d9aa-8181-4baa-8406-6817308d8763 |
[
{
"content": "What is 80 times 235?",
"role": "user"
},
{
"content": "<think> Step 1: In long multiplication, I'll multiply 80 × 235. Since 80 ends with 0, I can simplify by multiplying 8 × 235 and then adding a 0 at the end. </think>\n\n<think> Step 2: Multiply 8 × 5 = 40. Write down 0, carry the 4. </think>\n\n<think> Step 3: Multiply 8 × 3 = 24, add the carry 4 = 28. Write down 8, carry the 2. </think>\n\n<think> Step 4: Multiply 8 × 2 = 16, add the carry 2 = 18. Write down 18. </think>\n\n<think> Step 5: The result of 8 × 235 is 1880. Now I need to add a 0 at the end since we're actually calculating 80 × 235. </think>\n\n<answer> 18800 </answer>",
"role": "assistant"
}
]
| countdown | 97236bb8-52de-4f7d-8c8c-cd2b0d5df779 |
[
{
"content": "What is 66 times 316?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 6 = 36 (write down 6, carry 3) </think>\n<think> Step 2: Multiply 6 by 1 = 6, add carry 3 = 9 (write down 9) </think>\n<think> Step 3: Multiply 6 by 3 = 18 (write down 18) </think>\n<think> Step 4: Multiply 6 by 6 = 36 (write down 6, carry 3) </think>\n<think> Step 5: Multiply 6 by 1 = 6, add carry 3 = 9 (write down 9, shifted one place to the left) </think>\n<think> Step 6: Multiply 6 by 3 = 18 (write down 18, shifted one place to the left) </think>\n<think> Step 7: Add the partial products: 1896 + 18960 = 20856 </think>\n<answer> 20856 </answer>",
"role": "assistant"
}
]
| countdown | f1397db5-23b5-477a-a93c-79aa60b99c40 |
[
{
"content": "What is 86 times 798?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 8 = 48 (carry 4) </think>\n<think> Step 2: Multiply 6 by 9 = 54, add carry 4 = 58 (carry 5) </think>\n<think> Step 3: Multiply 6 by 7 = 42, add carry 5 = 47 </think>\n<think> Step 4: Multiply 8 by 8 = 64 (carry 6) </think>\n<think> Step 5: Multiply 8 by 9 = 72, add carry 6 = 78 (carry 7) </think>\n<think> Step 6: Multiply 8 by 7 = 56, add carry 7 = 63 </think>\n<think> Step 7: Align the rows and add: 4788 + 63840 = 68628 </think>\n<answer> 68628 </answer>",
"role": "assistant"
}
]
| countdown | 3d29fb84-eb84-451d-baf1-6a081f7824e3 |
[
{
"content": "What is 13 times 750?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 0 = 0 </think>\n<think> Step 2: Multiply 3 by 5 = 15 (write 5, carry 1) </think>\n<think> Step 3: Multiply 3 by 7 = 21, add carry 1 = 22 (write 2, carry 2) </think>\n<think> Step 4: Write the carried 2 in the leftmost position of the first row: 2250 </think>\n<think> Step 5: Multiply 1 by 0 = 0 (write 0 below the tens place) </think>\n<think> Step 6: Multiply 1 by 5 = 5 (write 5 below the hundreds place) </think>\n<think> Step 7: Multiply 1 by 7 = 7 (write 7 below the thousands place) </think>\n<think> Step 8: Add 2250 + 7500 = 9750 </think>\n<answer> 9750 </answer>",
"role": "assistant"
}
]
| countdown | 9713f181-cf2f-4f72-997f-cca3a8abb5e4 |
[
{
"content": "What is 20 times 972?",
"role": "user"
},
{
"content": "<think> Step 1: When multiplying by 20, I can think of this as multiplying by 2 and then by 10. Let me start with 2 × 972. </think>\n\n<think> Step 2: 2 × 2 = 4 (for the ones digit of 972) </think>\n\n<think> Step 3: 2 × 7 = 14 (for the tens digit of 972) </think>\n\n<think> Step 4: 2 × 9 = 18 (for the hundreds digit of 972) </think>\n\n<think> Step 5: So 2 × 972 = 1944 </think>\n\n<think> Step 6: Now I multiply by 10, which means adding a zero to the end: 1944 × 10 = 19440 </think>\n\n<answer> 19440 </answer>",
"role": "assistant"
}
]
| countdown | 2b3b0193-5860-4144-94f0-0f82490b3f05 |
[
{
"content": "What is 37 times 636?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 6 = 42 (carry 4) </think>\n<think> Step 2: Multiply 7 by 3 = 21, add carry 4 = 25 (carry 2) </think>\n<think> Step 3: Multiply 7 by 6 = 42, add carry 2 = 44 </think>\n<think> Step 4: Multiply 3 by 6 = 18 (carry 1) </think>\n<think> Step 5: Multiply 3 by 3 = 9, add carry 1 = 10 (carry 1) </think>\n<think> Step 6: Multiply 3 by 6 = 18, add carry 1 = 19 </think>\n<think> Step 7: Add the partial products: 4452 + 1908 = 6360 (adding 0 to the second row) </think>\n<think> Step 8: Final result is 23532 </think>\n<answer> 23532 </answer>",
"role": "assistant"
}
]
| countdown | 944c64aa-7c9e-4eb3-a648-22bfe258d7d8 |
[
{
"content": "What is 89 times 835?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 5 = 45 (carry 4) </think>\n<think> Step 2: Multiply 9 by 3 = 27, add carry 4 = 31 (carry 3) </think>\n<think> Step 3: Multiply 9 by 8 = 72, add carry 3 = 75 </think>\n<think> Step 4: Multiply 8 by 5 = 40 (carry 4) </think>\n<think> Step 5: Multiply 8 by 3 = 24, add carry 4 = 28 (carry 2) </think>\n<think> Step 6: Multiply 8 by 8 = 64, add carry 2 = 66 </think>\n<think> Step 7: Write down first row: 7515 </think>\n<think> Step 8: Write down second row (shifted left): 6680_ </think>\n<think> Step 9: Add the rows: 7515 + 66800 = 74315 </think>\n<answer> 74315 </answer>",
"role": "assistant"
}
]
| countdown | e2dd1dc5-8c53-4cd1-8bc4-ac26d6429c53 |
[
{
"content": "What is 43 times 528?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 8 = 24 (carry 2) </think>\n<think> Step 2: Multiply 4 by 8 = 32, add carry 2 = 34 (carry 3) </think>\n<think> Step 3: Write down 4 from 34, carry 3 to next column </think>\n<think> Step 4: Multiply 3 by 2 = 6, add carry 3 = 9 </think>\n<think> Step 5: Multiply 4 by 2 = 8 </think>\n<think> Step 6: Write down 89 in the second row </think>\n<think> Step 7: Multiply 3 by 5 = 15 (carry 1) </think>\n<think> Step 8: Multiply 4 by 5 = 20, add carry 1 = 21 </think>\n<think> Step 9: Write down 215 in the third row </think>\n<think> Step 10: Add the three rows: 344 + 890 + 21500 = 22734 </think>\n\n<answer> 22704 </answer>",
"role": "assistant"
}
]
| countdown | def5055f-8719-457e-86b3-40e52dc2e0e5 |
[
{
"content": "What is 78 times 503?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 3 = 24 (carry 2) </think>\n<think> Step 2: Multiply 7 by 3 = 21, add carry 2 = 23 (carry 2) </think>\n<think> Step 3: Place 3 as the rightmost digit of first row, carry 2 </think>\n<think> Step 4: Multiply 8 by 0 = 0, add carry 2 = 2 (carry 0) </think>\n<think> Step 5: Multiply 7 by 0 = 0, add carry 0 = 0 </think>\n<think> Step 6: Place 20 as the middle digits of the first row </think>\n<think> Step 7: Multiply 8 by 5 = 40 (carry 4) </think>\n<think> Step 8: Multiply 7 by 5 = 35, add carry 4 = 39 </think>\n<think> Step 9: Place 390 as the leftmost digits of the first row </think>\n<think> Step 10: The complete first row is 39,234 </think>\n<think> Step 11: Since we've processed all digits of 503, our answer is 39,234 </think>\n\n<answer> 39234 </answer>",
"role": "assistant"
}
]
| countdown | d9fe47fc-4841-4925-88f1-5c4d34a38ece |
[
{
"content": "What is 18 times 205?",
"role": "user"
},
{
"content": "<think> Step 1: I'll start by multiplying the rightmost digits. 8 × 5 = 40. Write down 0 and carry the 4. </think>\n\n<think> Step 2: Multiply 8 × 0 = 0, then add the carry: 0 + 4 = 4. Write down 4 and carry 0. </think>\n\n<think> Step 3: Multiply 8 × 2 = 16. Since there's no carry, write down 16. </think>\n\n<think> Step 4: Now for the second row. Multiply 1 × 5 = 5. Write this down shifted one place to the left. </think>\n\n<think> Step 5: Multiply 1 × 0 = 0. Write this down. </think>\n\n<think> Step 6: Multiply 1 × 2 = 2. Write this down. </think>\n\n<think> Step 7: Add the partial products: 1640 + 205 = 3690. </think>\n\n<answer> 3690 </answer>",
"role": "assistant"
}
]
| countdown | 0eaeacae-822d-4c0b-a36b-1cdb69ece69f |
[
{
"content": "What is 13 times 168?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 3 = 24 (carry 2) </think>\n<think> Step 2: Multiply 6 by 3 = 18, add carry 2 = 20 (carry 2) </think>\n<think> Step 3: Multiply 1 by 3 = 3, add carry 2 = 5 </think>\n<think> Step 4: Multiply 8 by 1 = 8 </think>\n<think> Step 5: Multiply 6 by 1 = 6 </think>\n<think> Step 6: Multiply 1 by 1 = 1 </think>\n<think> Step 7: Add the results in columns: \nFirst column: 4 (from step 1)\nSecond column: 0 + 8 = 8 (from steps 2 and 4)\nThird column: 5 + 6 = 11 (from steps 3 and 5) (carry 1)\nFourth column: 1 + 0 = 1 (from step 6 and the carry) </think>\n<answer> 2184 </answer>",
"role": "assistant"
}
]
| countdown | 61469ddd-5091-4360-9fd1-5c2ab12097d7 |
[
{
"content": "What is 84 times 380?",
"role": "user"
},
{
"content": "<think> Step 1: Set up the multiplication problem with 84 on top and 380 below. </think>\n\n<think> Step 2: Multiply 4 by 0 = 0 </think>\n\n<think> Step 3: Multiply 8 by 0 = 0 </think>\n\n<think> Step 4: First row is 00 </think>\n\n<think> Step 5: Multiply 4 by 8 = 32 (carry 3) </think>\n\n<think> Step 6: Multiply 8 by 8 = 64, add carry 3 = 67 </think>\n\n<think> Step 7: Second row is 672 (with a 0 placeholder at the end) </think>\n\n<think> Step 8: Multiply 4 by 3 = 12 (carry 1) </think>\n\n<think> Step 9: Multiply 8 by 3 = 24, add carry 1 = 25 </think>\n\n<think> Step 10: Third row is 252 (with 00 placeholders at the end) </think>\n\n<think> Step 11: Add all rows: 0 + 6720 + 25200 = 31920 </think>\n\n<answer> 31920 </answer>",
"role": "assistant"
}
]
| countdown | 1ffa8050-e23f-4385-ab3a-0b1bd7175867 |
[
{
"content": "What is 68 times 802?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 2 = 16 (carry 1) </think>\n<think> Step 2: Multiply 8 by 0 = 0, add carry 1 = 1 (carry 0) </think>\n<think> Step 3: Multiply 8 by 8 = 64, add carry 0 = 64 </think>\n<think> Step 4: Multiply 6 by 2 = 12 (carry 1) </think>\n<think> Step 5: Multiply 6 by 0 = 0, add carry 1 = 1 (carry 0) </think>\n<think> Step 6: Multiply 6 by 8 = 48, add carry 0 = 48 </think>\n<think> Step 7: Align the partial products: 64100 and 4810 </think>\n<think> Step 8: Add the partial products: 64100 + 4810 = 68910 </think>\n<think> Step 9: Double-check: 6 in ones place, 1 in tens, 9 in hundreds, 8 in thousands, 6 in ten thousands </think>\n<think> Step 10: Final result is 54536 </think>\n\nWait, I made a calculation error. Let me recalculate correctly:\n\n<think> Step 1: Multiply 8 by 2 = 16 (write 6, carry 1) </think>\n<think> Step 2: Multiply 8 by 0 = 0, add carry 1 = 1 (write 1, carry 0) </think>\n<think> Step 3: Multiply 8 by 8 = 64, add carry 0 = 64 (write 4, carry 6) </think>\n<think> Step 4: Write the carry 6 in the next column, so first row is 6416 </think>\n<think> Step 5: Multiply 6 by 2 = 12 (write 2, carry 1) </think>\n<think> Step 6: Multiply 6 by 0 = 0, add carry 1 = 1 (write 1, carry 0) </think>\n<think> Step 7: Multiply 6 by 8 = 48, add carry 0 = 48 (write 8, carry 4) </think>\n<think> Step 8: Write the carry 4, so second row is 4812 (shifted one place left) </think>\n<think> Step 9: Add the partial products: 6416 + 48120 = 54536 </think>\n\nActually, I need to be more careful with my calculation:\n\n<think> Step 1: Multiply 8 by 2 = 16 (write 6, carry 1) </think>\n<think> Step 2: Multiply 8 by 0 = 0, add carry 1 = 1 (write 1, carry 0) </think>\n<think> Step 3: Multiply 8 by 8 = 64, add carry 0 = 64 (write 4, carry 6) </think>\n<think> Step 4: Write the carry 6, so first row is 6416 </think>\n<think> Step 5: For the second row, start one place to the left </think>\n<think> Step 6: Multiply 6 by 2 = 12 (write 2, carry 1) </think>\n<think> Step 7: Multiply 6 by 0 = 0, add carry 1 = 1 (write 1, carry 0) </think>\n<think> Step 8: Multiply 6 by 8 = 48, add carry 0 = 48 (write 8, carry 4) </think>\n<think> Step 9: Write the carry 4, so second row is 4812 (aligned as 48120) </think>\n<think> Step 10: Add the partial products: 6416 + 48120 = 54536 </think>\n\n<answer> 54536 </answer>",
"role": "assistant"
}
]
| countdown | a4c7dd18-0bbd-4d84-a1b2-2654ead80814 |
[
{
"content": "What is 24 times 121?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 4 by 1 = 4 </think>\n<think> Step 2: Multiply 4 by 2 = 8 </think>\n<think> Step 3: Multiply 4 by 1 = 4 </think>\n<think> Step 4: Multiply 2 by 1 = 2 </think>\n<think> Step 5: Multiply 2 by 2 = 4 </think>\n<think> Step 6: Multiply 2 by 1 = 2 </think>\n<think> Step 7: Align and add the partial products: 4 in the ones place </think>\n<think> Step 8: 8 + 2 = 10 in the tens place (carry 1) </think>\n<think> Step 9: 4 + 4 + 1 = 9 in the hundreds place </think>\n<think> Step 10: 2 in the thousands place </think>\n<answer> 2904 </answer>",
"role": "assistant"
}
]
| countdown | 3fc374f2-70ef-43e5-b195-c10a3fd748b6 |
[
{
"content": "What is 87 times 281?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 1 = 7 </think>\n<think> Step 2: Multiply 7 by 8 = 56 </think>\n<think> Step 3: Multiply 7 by 2 = 14 </think>\n<think> Step 4: Multiply 8 by 1 = 8 </think>\n<think> Step 5: Multiply 8 by 8 = 64 </think>\n<think> Step 6: Multiply 8 by 2 = 16 </think>\n<think> Step 7: Place the first row result: 7, 56, 14 = 1967 </think>\n<think> Step 8: Place the second row result (shifted one place): 8, 64, 16 = 1680 </think>\n<think> Step 9: Add 1967 + 16800 = 18767 </think>\n\n<answer> 24447 </answer>",
"role": "assistant"
}
]
| countdown | dc8d07e8-0c7a-4881-8cbb-eb7ba4b3e6d0 |
[
{
"content": "What is 85 times 488?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 8 = 40 (carry 4) </think>\n<think> Step 2: Multiply 5 by 8 = 40, add carry 4 = 44 (carry 4) </think>\n<think> Step 3: Multiply 5 by 4 = 20, add carry 4 = 24 </think>\n<think> Step 4: Multiply 8 by 8 = 64 (carry 6) </think>\n<think> Step 5: Multiply 8 by 8 = 64, add carry 6 = 70 (carry 7) </think>\n<think> Step 6: Multiply 8 by 4 = 32, add carry 7 = 39 </think>\n<think> Step 7: Add results from each row: 240 + 3904 = 4144 </think>\n<think> Step 8: Wait, I need to align properly. The first row is 2440 and the second row is 39040 </think>\n<think> Step 9: Add properly aligned rows: 2440 + 39040 = 41480 </think>\n<answer> 41480 </answer>",
"role": "assistant"
}
]
| countdown | de54e103-25b3-41d8-8b9a-9e48726227b1 |
[
{
"content": "What is 37 times 602?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 2 = 14 (carry 1) </think>\n<think> Step 2: Multiply 7 by 0 = 0, add carry 1 = 1 (carry 0) </think>\n<think> Step 3: Multiply 7 by 6 = 42, add carry 0 = 42 </think>\n<think> Step 4: Multiply 3 by 2 = 6 (carry 0) </think>\n<think> Step 5: Multiply 3 by 0 = 0, add carry 0 = 0 (carry 0) </think>\n<think> Step 6: Multiply 3 by 6 = 18, add carry 0 = 18 </think>\n<think> Step 7: Write first row result: 294 </think>\n<think> Step 8: Write second row result (shifted one place left): 1800 </think>\n<think> Step 9: Add 294 + 1800 = 2094 </think>\n<answer> 22274 </answer>",
"role": "assistant"
}
]
| countdown | 18f3131b-ac51-412d-b7c1-25326c3a902e |
[
{
"content": "What is 38 times 265?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 5 = 40 (write 0, carry 4) </think>\n<think> Step 2: Multiply 8 by 6 = 48, add carry 4 = 52 (write 2, carry 5) </think>\n<think> Step 3: Multiply 8 by 2 = 16, add carry 5 = 21 (write 21) </think>\n<think> Step 4: Write down the first row result: 2120 </think>\n<think> Step 5: Multiply 3 by 5 = 15 (write 5, carry 1) </think>\n<think> Step 6: Multiply 3 by 6 = 18, add carry 1 = 19 (write 9, carry 1) </think>\n<think> Step 7: Multiply 3 by 2 = 6, add carry 1 = 7 (write 7) </think>\n<think> Step 8: Write down the second row result: 795 (shifted one place left) </think>\n<think> Step 9: Add the two rows: 2120 + 7950 = 10070 </think>\n<answer> 10070 </answer>",
"role": "assistant"
}
]
| countdown | 1e0969ef-f04c-4777-84b3-ea79bd4e5314 |
[
{
"content": "What is 36 times 979?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 9 = 54 (carry 5) </think>\n<think> Step 2: Multiply 6 by 7 = 42, add carry 5 = 47 (carry 4) </think>\n<think> Step 3: Multiply 6 by 9 = 54, add carry 4 = 58 </think>\n<think> Step 4: Multiply 3 by 9 = 27 (carry 2) </think>\n<think> Step 5: Multiply 3 by 7 = 21, add carry 2 = 23 (carry 2) </think>\n<think> Step 6: Multiply 3 by 9 = 27, add carry 2 = 29 </think>\n<think> Step 7: Add results from each row: 5874 + 29370 = 35244 </think>\n<answer> 35244 </answer>",
"role": "assistant"
}
]
| countdown | c13e8d6c-b13f-4873-b5bf-24f0d0eb1d70 |
[
{
"content": "What is 77 times 908?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 8 = 56 (write down 6, carry 5) </think>\n<think> Step 2: Multiply 7 by 0 = 0, add carry 5 = 5 (write down 5, carry 0) </think>\n<think> Step 3: Multiply 7 by 9 = 63, add carry 0 = 63 (write down 63) </think>\n<think> Step 4: Multiply 7 by 8 = 56 (write down 6, carry 5) </think>\n<think> Step 5: Multiply 7 by 0 = 0, add carry 5 = 5 (write down 5, carry 0) </think>\n<think> Step 6: Multiply 7 by 9 = 63, add carry 0 = 63 (write down 3, carry 6) </think>\n<think> Step 7: Add carried 6 (write down 6) </think>\n<think> Step 8: Now add the partial products: 636 + 6356 = 6992 </think>\n<answer> 69916 </answer>",
"role": "assistant"
}
]
| countdown | 6ce83331-7360-44be-8310-8983f632efd1 |
[
{
"content": "What is 89 times 228?",
"role": "user"
},
{
"content": "<think> Step 1: I'll multiply 89 by 228 using long multiplication. Starting with 9 × 8 = 72 (carry 7) </think>\n<think> Step 2: 9 × 2 = 18, add carry 7 = 25 (carry 2) </think>\n<think> Step 3: 9 × 2 = 18, add carry 2 = 20. First row is 2072 </think>\n<think> Step 4: Now for the second digit of 89, which is 8. Start with 8 × 8 = 64 (carry 6) </think>\n<think> Step 5: 8 × 2 = 16, add carry 6 = 22 (carry 2) </think>\n<think> Step 6: 8 × 2 = 16, add carry 2 = 18. Second row is 1824, but shifted one place left, so it's 18240 </think>\n<think> Step 7: Add the rows: 2072 + 18240 = 20312 </think>\n<answer> 20312 </answer>",
"role": "assistant"
}
]
| countdown | b058202e-83d0-4e0f-b9bd-dd54c3d8bb51 |
[
{
"content": "What is 55 times 439?",
"role": "user"
},
{
"content": "<think> Step 1: I'll multiply 5 (the rightmost digit of 55) by 9 (the rightmost digit of 439). 5 × 9 = 45. Write down 5 and carry the 4. </think>\n\n<think> Step 2: Multiply 5 by 3 (the middle digit of 439). 5 × 3 = 15. Add the carried 4 to get 19. Write down 9 and carry the 1. </think>\n\n<think> Step 3: Multiply 5 by 4 (the leftmost digit of 439). 5 × 4 = 20. Add the carried 1 to get 21. Write down 21. </think>\n\n<think> Step 4: Now multiply 5 (the tens digit of 55) by 9 (the rightmost digit of 439). 5 × 9 = 45. This gets written one place to the left, so the 5 is under the 9 from Step 2. </think>\n\n<think> Step 5: Multiply 5 (the tens digit of 55) by 3 (the middle digit of 439). 5 × 3 = 15. Write down 5 under the 1 from Step 3 and carry the 1. </think>\n\n<think> Step 6: Multiply 5 (the tens digit of 55) by 4 (the leftmost digit of 439). 5 × 4 = 20. Add the carried 1 to get 21. Write down 21. </think>\n\n<think> Step 7: Add the two rows: 2195 + 21950 = 24145. </think>\n\n<answer> 24145 </answer>",
"role": "assistant"
}
]
| countdown | 0a9790e8-0754-4d07-90b5-545be253d821 |
[
{
"content": "What is 99 times 326?",
"role": "user"
},
{
"content": "<think> Step 1: I'll multiply 326 by 9 first. Starting with the rightmost digit: 9 × 6 = 54, so I write down 4 and carry 5. </think>\n\n<think> Step 2: Next digit: 9 × 2 = 18, plus the carried 5 = 23. Write down 3, carry 2. </think>\n\n<think> Step 3: Next digit: 9 × 3 = 27, plus the carried 2 = 29. Write down 29. So the first row is 2934. </think>\n\n<think> Step 4: Now I'll multiply 326 by 90 (which is 9 in the tens place). Starting with 90 × 6 = 540, so I write down 40 (with a 0 at the end) and carry 5. </think>\n\n<think> Step 5: Next: 90 × 2 = 180, plus the carried 5 = 185. Write down 85 (with 5 in the tens place), carry 1. </think>\n\n<think> Step 6: Finally: 90 × 3 = 270, plus the carried 1 = 271. Write down 271. So the second row is 29340. </think>\n\n<think> Step 7: Add the two rows: 2934 + 29340 = 32274 </think>\n\n<answer> 32274 </answer>",
"role": "assistant"
}
]
| countdown | 0c99867d-4294-4c96-b63b-423002f26a3b |
[
{
"content": "What is 17 times 198?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 8 = 56 (write 6, carry 5) </think>\n<think> Step 2: Multiply 7 by 9 = 63, add carry 5 = 68 (write 8, carry 6) </think>\n<think> Step 3: Multiply 7 by 1 = 7, add carry 6 = 13 (write 13) </think>\n<think> Step 4: Multiply 1 by 8 = 8 (write 8 in the second row) </think>\n<think> Step 5: Multiply 1 by 9 = 9 (write 9 in the second row) </think>\n<think> Step 6: Multiply 1 by 1 = 1 (write 1 in the second row) </think>\n<think> Step 7: Add the rows: 1386 + 198 = 3366 </think>\n\n<answer> 3366 </answer>",
"role": "assistant"
}
]
| countdown | 5fc850e0-4250-486b-9a6a-352bfd0501a2 |
[
{
"content": "What is 56 times 672?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 2 = 12 (write 2, carry 1) </think>\n<think> Step 2: Multiply 6 by 7 = 42, add carry 1 = 43 (write 3, carry 4) </think>\n<think> Step 3: Multiply 6 by 6 = 36, add carry 4 = 40 (write 0, carry 4) </think>\n<think> Step 4: Write the carry 4 as the leftmost digit of the first row </think>\n<think> Step 5: Multiply 5 by 2 = 10 (write 0, carry 1) </think>\n<think> Step 6: Multiply 5 by 7 = 35, add carry 1 = 36 (write 6, carry 3) </think>\n<think> Step 7: Multiply 5 by 6 = 30, add carry 3 = 33 (write 3, carry 3) </think>\n<think> Step 8: Write the carry 3 as the leftmost digit of the second row </think>\n<think> Step 9: Align the rows (first row: 4032, second row: 33600) </think>\n<think> Step 10: Add the rows: 4032 + 33600 = 37632 </think>\n<answer> 37632 </answer>",
"role": "assistant"
}
]
| countdown | 09e373e7-3847-4149-a4da-1ef82679c818 |
[
{
"content": "What is 86 times 296?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 6 = 36 (write 6, carry 3) </think>\n<think> Step 2: Multiply 6 by 9 = 54, add carry 3 = 57 (write 7, carry 5) </think>\n<think> Step 3: Multiply 6 by 2 = 12, add carry 5 = 17 (write 17) </think>\n<think> Step 4: Multiply 8 by 6 = 48 (write 8, carry 4) </think>\n<think> Step 5: Multiply 8 by 9 = 72, add carry 4 = 76 (write 6, carry 7) </think>\n<think> Step 6: Multiply 8 by 2 = 16, add carry 7 = 23 (write 23) </think>\n<think> Step 7: Add the partial products: 1776 + 23680 = 25456 </think>\n<answer> 25456 </answer>",
"role": "assistant"
}
]
| countdown | 37b3963c-6add-46b0-b9a1-458e6b15b038 |
[
{
"content": "What is 81 times 335?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 1 by 5 = 5 </think>\n<think> Step 2: Multiply 1 by 3 = 3 </think>\n<think> Step 3: Multiply 1 by 3 = 3 </think>\n<think> Step 4: Multiply 8 by 5 = 40 (carry 4) </think>\n<think> Step 5: Multiply 8 by 3 = 24, add carry 4 = 28 (carry 2) </think>\n<think> Step 6: Multiply 8 by 3 = 24, add carry 2 = 26 </think>\n<think> Step 7: Write down the first row: 335 </think>\n<think> Step 8: Write down the second row: 26800 </think>\n<think> Step 9: Add the rows: 335 + 26800 = 27135 </think>\n<answer> 27135 </answer>",
"role": "assistant"
}
]
| countdown | c7625cc8-3a4d-4cff-8059-87458aef3341 |
[
{
"content": "What is 87 times 634?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 4 = 28 (write 8, carry 2) </think>\n<think> Step 2: Multiply 7 by 3 = 21, add carry 2 = 23 (write 3, carry 2) </think>\n<think> Step 3: Multiply 7 by 6 = 42, add carry 2 = 44 (write 44) </think>\n<think> Step 4: Multiply 8 by 4 = 32 (write 2 in tens place, carry 3) </think>\n<think> Step 5: Multiply 8 by 3 = 24, add carry 3 = 27 (write 7 in hundreds place, carry 2) </think>\n<think> Step 6: Multiply 8 by 6 = 48, add carry 2 = 50 (write 50) </think>\n<think> Step 7: Add the partial products: 4438 + 50720 = 55158 </think>\n<answer> 55158 </answer>",
"role": "assistant"
}
]
| countdown | a7980fa4-15e2-4a62-82f2-5142c8fe941f |
[
{
"content": "What is 44 times 497?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 4 (last digit of 44) by 7 (last digit of 497) = 28. Write 8, carry 2. </think>\n\n<think> Step 2: Multiply 4 (last digit of 44) by 9 (second digit of 497) = 36, add carry 2 = 38. Write 8, carry 3. </think>\n\n<think> Step 3: Multiply 4 (last digit of 44) by 4 (first digit of 497) = 16, add carry 3 = 19. Write 19. </think>\n\n<think> Step 4: Now for the second row, start with a 0 in the ones place. </think>\n\n<think> Step 5: Multiply 4 (first digit of 44) by 7 (last digit of 497) = 28. Write 8 in the tens place, carry 2. </think>\n\n<think> Step 6: Multiply 4 (first digit of 44) by 9 (second digit of 497) = 36, add carry 2 = 38. Write 8 in the hundreds place, carry 3. </think>\n\n<think> Step 7: Multiply 4 (first digit of 44) by 4 (first digit of 497) = 16, add carry 3 = 19. Write 19 in the thousands place. </think>\n\n<think> Step 8: Add the two rows: 1988 + 19880 = 21868 </think>\n\n<answer> 21868 </answer>",
"role": "assistant"
}
]
| countdown | 82025561-1ff4-440c-b7df-fa2071b79984 |
[
{
"content": "What is 67 times 631?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 1 = 7 </think>\n<think> Step 2: Multiply 7 by 3 = 21 </think>\n<think> Step 3: Multiply 7 by 6 = 42 </think>\n<think> Step 4: Multiply 6 by 1 = 6 </think>\n<think> Step 5: Multiply 6 by 3 = 18 </think>\n<think> Step 6: Multiply 6 by 6 = 36 </think>\n<think> Step 7: Now I need to add the partial products, aligning them properly </think>\n<think> Step 8: First row is 4217 (from 7 × 631) </think>\n<think> Step 9: Second row is 3786 (from 6 × 631), shifted one place to the left, so 37860 </think>\n<think> Step 10: Adding 4217 + 37860 = 42077 </think>\n<answer> 42277 </answer>",
"role": "assistant"
}
]
| countdown | c5f1f610-102a-4e23-91dc-d0d38be89ad7 |
[
{
"content": "What is 89 times 610?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 0 = 0 </think>\n<think> Step 2: Multiply 9 by 1 = 9 </think>\n<think> Step 3: Multiply 9 by 6 = 54 </think>\n<think> Step 4: Multiply 8 by 0 = 0 </think>\n<think> Step 5: Multiply 8 by 1 = 8, and place it in the tens column </think>\n<think> Step 6: Multiply 8 by 6 = 48, and place it in the hundreds column </think>\n<think> Step 7: Add up the partial products: 0 + 90 + 5400 + 0 + 80 + 4800 = 10370 </think>\n<answer> 54290 </answer>",
"role": "assistant"
}
]
| countdown | 14a588cd-86db-4f34-be28-34c8cc9d4df1 |
[
{
"content": "What is 53 times 317?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 7 = 21 (carry 2) </think>\n<think> Step 2: Multiply 5 by 7 = 35, add carry 2 = 37 (write 7, carry 3) </think>\n<think> Step 3: Write down 3 in the hundreds place </think>\n<think> Step 4: Multiply 3 by 1 = 3 (carry 0) </think>\n<think> Step 5: Multiply 5 by 1 = 5, add carry 0 = 5 (write 5, carry 0) </think>\n<think> Step 6: Write down 0 in the hundreds place </think>\n<think> Step 7: Multiply 3 by 3 = 9 (carry 0) </think>\n<think> Step 8: Multiply 5 by 3 = 15, add carry 0 = 15 (write 5, carry 1) </think>\n<think> Step 9: Write down 1 in the hundreds place </think>\n<think> Step 10: Add the three rows: 371 + 050 + 1590 = 16801 </think>\n<answer> 16801 </answer>",
"role": "assistant"
}
]
| countdown | 6063772f-c0f4-462d-baf0-2d1dc04f2e1b |
[
{
"content": "What is 92 times 506?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 2 by 6 = 12 (write down 2, carry 1) </think>\n<think> Step 2: Multiply 9 by 6 = 54, add carry = 55 (write down 55) </think>\n<think> Step 3: Multiply 2 by 0 = 0 (write down 0) </think>\n<think> Step 4: Multiply 9 by 0 = 0 (write down 0) </think>\n<think> Step 5: Multiply 2 by 5 = 10 (write down 0, carry 1) </think>\n<think> Step 6: Multiply 9 by 5 = 45, add carry = 46 (write down 46) </think>\n<think> Step 7: Add up the partial products: 552 + 0 + 46000 = 46552 </think>\n<answer> 46552 </answer>",
"role": "assistant"
}
]
| countdown | 464711c4-f565-40d8-a7e4-fc3474b0e04f |
[
{
"content": "What is 82 times 886?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 2 by 6 = 12 (write 2, carry 1) </think>\n<think> Step 2: Multiply 2 by 8 = 16, add carry 1 = 17 (write 7, carry 1) </think>\n<think> Step 3: Multiply 2 by 8 = 16, add carry 1 = 17 (write 17) </think>\n<think> Step 4: Multiply 8 by 6 = 48 (write 8, carry 4) </think>\n<think> Step 5: Multiply 8 by 8 = 64, add carry 4 = 68 (write 8, carry 6) </think>\n<think> Step 6: Multiply 8 by 8 = 64, add carry 6 = 70 (write 70) </think>\n<think> Step 7: Add the partial products: 1772 and 70880 </think>\n<think> Step 8: Adding 1772 + 70880 = 72652 </think>\n<answer> 72652 </answer>",
"role": "assistant"
}
]
| countdown | 6fdfdd5f-4076-4c92-a9f9-23007e61fa1e |
[
{
"content": "What is 25 times 446?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 5 by 6 = 30 (write 0, carry 3) </think>\n<think> Step 2: Multiply 5 by 4 = 20, add carry 3 = 23 (write 3, carry 2) </think>\n<think> Step 3: Multiply 5 by 4 = 20, add carry 2 = 22 (write 22) </think>\n<think> Step 4: Multiply 2 by 6 = 12 (write 2, carry 1) </think>\n<think> Step 5: Multiply 2 by 4 = 8, add carry 1 = 9 (write 9) </think>\n<think> Step 6: Multiply 2 by 4 = 8 (write 8) </think>\n<think> Step 7: Add the partial products: 2230 + 892 = 3122 </think>\n<answer> 11150 </answer>",
"role": "assistant"
}
]
| countdown | b31fe96d-7c50-4f02-b47d-f6baed0fa309 |
[
{
"content": "What is 71 times 863?",
"role": "user"
},
{
"content": "<think> Step 1: Start with the ones digit of 71 (which is 1) and multiply it by the ones digit of 863 (which is 3): 1 × 3 = 3 </think>\n\n<think> Step 2: Multiply the ones digit of 71 (1) by the tens digit of 863 (6): 1 × 6 = 6 </think>\n\n<think> Step 3: Multiply the ones digit of 71 (1) by the hundreds digit of 863 (8): 1 × 8 = 8 </think>\n\n<think> Step 4: Now multiply the tens digit of 71 (7) by the ones digit of 863 (3): 7 × 3 = 21 </think>\n\n<think> Step 5: Multiply the tens digit of 71 (7) by the tens digit of 863 (6): 7 × 6 = 42 </think>\n\n<think> Step 6: Multiply the tens digit of 71 (7) by the hundreds digit of 863 (8): 7 × 8 = 56 </think>\n\n<think> Step 7: Place the first row (1 × 863) = 863 </think>\n\n<think> Step 8: Place the second row (7 × 863 = 6041) shifted one place left: 60410 </think>\n\n<think> Step 9: Add the two rows: 863 + 60410 = 61273 </think>\n\n<answer> 61273 </answer>",
"role": "assistant"
}
]
| countdown | b63f2bd4-39b6-480a-a79b-4cc2c40f49cb |
[
{
"content": "What is 18 times 849?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 8 = 72 (write down 2, carry 7) </think>\n<think> Step 2: Multiply 9 by 1 = 9, add carry 7 = 16 (write down 6, carry 1) </think>\n<think> Step 3: Multiply 4 by 8 = 32 (write down 2, carry 3) </think>\n<think> Step 4: Multiply 4 by 1 = 4, add carry 3 = 7 (write down 7) </think>\n<think> Step 5: Multiply 8 by 8 = 64 (write down 4, carry 6) </think>\n<think> Step 6: Multiply 8 by 1 = 8, add carry 6 = 14 (write down 4, carry 1) </think>\n<think> Step 7: Place the numbers in the correct position: 162 from first row, 792 from second row, and 6784 from third row </think>\n<think> Step 8: Sum the partial products: 162 + 792 + 6784 = 7738 </think>\n<answer> 15282 </answer>",
"role": "assistant"
}
]
| countdown | c63b1434-ba37-476b-895c-3f17bb6e790c |
[
{
"content": "What is 92 times 484?",
"role": "user"
},
{
"content": "<think> Step 1: First, I'll set up the multiplication problem with 484 on top and 92 below.\n 484\n × 92\n------\n</think>\n\n<think> Step 2: Multiply 4 by 2: 4 × 2 = 8 </think>\n\n<think> Step 3: Multiply 8 by 2: 8 × 2 = 16 (write 6, carry 1) </think>\n\n<think> Step 4: Multiply 4 by 2: 4 × 2 = 8, plus carry 1 = 9 </think>\n\n<think> Step 5: First row result is 968 </think>\n\n<think> Step 6: For the second row, place a 0 at the end as placeholder </think>\n\n<think> Step 7: Multiply 4 by 9: 4 × 9 = 36 (write 6, carry 3) </think>\n\n<think> Step 8: Multiply 8 by 9: 8 × 9 = 72, plus carry 3 = 75 (write 5, carry 7) </think>\n\n<think> Step 9: Multiply 4 by 9: 4 × 9 = 36, plus carry 7 = 43 </think>\n\n<think> Step 10: Second row result is 4356 </think>\n\n<think> Step 11: Add the two rows: 968 + 4356 = 5324 </think>\n\n<think> Step 12: Wait, I need to align properly:\n 968\n 4356\n-----\n 5324\n</think>\n\n<think> Step 13: Actually, I need to align with the placeholder zero:\n 968\n 43560\n------\n 44528\n</think>\n\n<answer> 44528 </answer>",
"role": "assistant"
}
]
| countdown | dbd1e134-ade2-4075-99b7-f8d13cd3123c |
[
{
"content": "What is 88 times 458?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 8 = 64 (carry 6) </think>\n<think> Step 2: Multiply 8 by 5 = 40, add carry = 46 (carry 4) </think>\n<think> Step 3: Multiply 8 by 4 = 32, add carry = 36 (write 36) </think>\n<think> Step 4: Multiply 8 by 8 = 64 (carry 6) </think>\n<think> Step 5: Multiply 8 by 5 = 40, add carry = 46 (carry 4) </think>\n<think> Step 6: Multiply 8 by 4 = 32, add carry = 36 (write 36) </think>\n<think> Step 7: Align the second row with a 0 at the end </think>\n<think> Step 8: Add the two rows: 3664 + 36640 = 40304 </think>\n<answer> 40304 </answer>",
"role": "assistant"
}
]
| countdown | 496c8d3b-0d7e-499a-89cc-f9adf7ab1333 |
[
{
"content": "What is 99 times 359?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 9 = 81 (write down 1, carry 8) </think>\n<think> Step 2: Multiply 9 by 5 = 45, add carry 8 = 53 (write down 3, carry 5) </think>\n<think> Step 3: Multiply 9 by 3 = 27, add carry 5 = 32 (write down 2, carry 3) </think>\n<think> Step 4: Write down the carry 3 as the leftmost digit of the first row: 3231 </think>\n<think> Step 5: Multiply 9 by 9 = 81 (write down 1, carry 8) </think>\n<think> Step 6: Multiply 9 by 5 = 45, add carry 8 = 53 (write down 3, carry 5) </think>\n<think> Step 7: Multiply 9 by 3 = 27, add carry 5 = 32 (write down 2, carry 3) </think>\n<think> Step 8: Write down the carry 3 as the leftmost digit of the second row: 3231 </think>\n<think> Step 9: Actually, I made a mistake. For the second row, I need to multiply by 90, not 9. Let me redo the second row calculation. </think>\n<think> Step 10: For the second row, I'll first write a 0 at the end (for multiplying by 90) </think>\n<think> Step 11: Multiply 9 by 9 = 81 (write down 1, carry 8) </think>\n<think> Step 12: Multiply 9 by 5 = 45, add carry 8 = 53 (write down 3, carry 5) </think>\n<think> Step 13: Multiply 9 by 3 = 27, add carry 5 = 32 (write down 2, carry 3) </think>\n<think> Step 14: Write down the carry 3 as the leftmost digit of the second row: 32310 </think>\n<think> Step 15: Add the two rows: 3231 + 32310 = 35541 </think>\n\n<answer> 35541 </answer>",
"role": "assistant"
}
]
| countdown | d1c3cb7a-0674-42bd-8348-58919e261309 |
[
{
"content": "What is 29 times 731?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 9 by 1 = 9 </think>\n<think> Step 2: Multiply 9 by 3 = 27 </think>\n<think> Step 3: Multiply 9 by 7 = 63 </think>\n<think> Step 4: Multiply 2 by 1 = 2 </think>\n<think> Step 5: Multiply 2 by 3 = 6 </think>\n<think> Step 6: Multiply 2 by 7 = 14 </think>\n<think> Step 7: Align and add: 6579 + 1462 = 8041 </think>\n<answer> 21199 </answer>",
"role": "assistant"
}
]
| countdown | b1d32657-c867-41b3-9f48-49c312c49528 |
[
{
"content": "What is 50 times 341?",
"role": "user"
},
{
"content": "<think> Step 1: In long multiplication, I'll multiply 50 by 341 </think>\n<think> Step 2: I'll set up the problem with 341 on top and 50 below </think>\n<think> Step 3: First, multiply 0 by 1 = 0 </think>\n<think> Step 4: Multiply 0 by 4 = 0 </think>\n<think> Step 5: Multiply 0 by 3 = 0 </think>\n<think> Step 6: So the first row is 000 </think>\n<think> Step 7: Now multiply 5 by 1 = 5 </think>\n<think> Step 8: Multiply 5 by 4 = 20, write 0, carry 2 </think>\n<think> Step 9: Multiply 5 by 3 = 15, add carry 2 = 17 </think>\n<think> Step 10: The second row is 1705 </think>\n<think> Step 11: Since the first digit of 50 is in the tens place, I need to add a 0 at the end of the second row, making it 17050 </think>\n<think> Step 12: Adding the rows: 000 + 17050 = 17050 </think>\n\n<answer> 17050 </answer>",
"role": "assistant"
}
]
| countdown | 1e49094c-8b22-45cd-a065-56b8d51f6725 |
[
{
"content": "What is 28 times 443?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 3 = 24 (carry 2) </think>\n<think> Step 2: Multiply 8 by 4 = 32, add carry 2 = 34 (carry 3) </think>\n<think> Step 3: Multiply 8 by 4 = 32, add carry 3 = 35 </think>\n<think> Step 4: Multiply 2 by 3 = 6 </think>\n<think> Step 5: Multiply 2 by 4 = 8 </think>\n<think> Step 6: Multiply 2 by 4 = 8 </think>\n<think> Step 7: Align the results (3544 and 886) </think>\n<think> Step 8: Add 3544 + 8860 = 12404 </think>\n<answer> 12404 </answer>",
"role": "assistant"
}
]
| countdown | ad7c9267-8d39-4582-abc4-eff69f5d234d |
[
{
"content": "What is 93 times 783?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 3 = 9 </think>\n<think> Step 2: Multiply 3 by 8 = 24, add carry = 24 (no carry from previous step) </think>\n<think> Step 3: Multiply 3 by 7 = 21, add carry = 21 (no carry from previous step) </think>\n<think> Step 4: Now multiply 9 by 3 = 27 </think>\n<think> Step 5: Multiply 9 by 8 = 72, add carry = 72 (no carry from previous step) </think>\n<think> Step 6: Multiply 9 by 7 = 63, add carry = 63 (no carry from previous step) </think>\n<think> Step 7: Now align and add the partial products: 2349 + 70470 = 72819 </think>\n<answer> 72819 </answer>",
"role": "assistant"
}
]
| countdown | 8c2adc79-f235-4f27-aee3-b2945187efaf |
[
{
"content": "What is 31 times 641?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 1 by 1 = 1 </think>\n<think> Step 2: Multiply 1 by 4 = 4 </think>\n<think> Step 3: Multiply 1 by 6 = 6 </think>\n<think> Step 4: Multiply 3 by 1 = 3 </think>\n<think> Step 5: Multiply 3 by 4 = 12 (carry 1) </think>\n<think> Step 6: Multiply 3 by 6 = 18, add carry = 19 </think>\n<think> Step 7: Position the results: 641 from first digit and 1923 from second digit </think>\n<think> Step 8: Add the positioned results: 641 + 19230 = 19871 </think>\n<answer> 19871 </answer>",
"role": "assistant"
}
]
| countdown | 3274a10e-31b7-4ade-8bf1-9127a337cb8f |
[
{
"content": "What is 66 times 514?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 6 by 4 = 24 (write 4, carry 2) </think>\n<think> Step 2: Multiply 6 by 1 = 6, add carry 2 = 8 (write 8) </think>\n<think> Step 3: Multiply 6 by 5 = 30 (write 0, carry 3) </think>\n<think> Step 4: Multiply 6 by 0 = 0, add carry 3 = 3 (write 3) </think>\n<think> Step 5: Write down first row result: 3084 </think>\n<think> Step 6: For second digit of 66, start one place to the left </think>\n<think> Step 7: Multiply 6 by 4 = 24 (write 4, carry 2) </think>\n<think> Step 8: Multiply 6 by 1 = 6, add carry 2 = 8 (write 8) </think>\n<think> Step 9: Multiply 6 by 5 = 30 (write 0, carry 3) </think>\n<think> Step 10: Add carry 3 = 3 (write 3) </think>\n<think> Step 11: Write down second row result: 30840 </think>\n<think> Step 12: Add the two rows: 3084 + 30840 = 33924 </think>\n<answer> 33924 </answer>",
"role": "assistant"
}
]
| countdown | 65f7e59e-6342-43b3-8218-d64a7e80609d |
[
{
"content": "What is 28 times 767?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 7 = 56 (carry 5) </think>\n<think> Step 2: Multiply 8 by 6 = 48, add carry 5 = 53 (carry 5) </think>\n<think> Step 3: Multiply 8 by 7 = 56, add carry 5 = 61 </think>\n<think> Step 4: Multiply 2 by 7 = 14 (carry 1) </think>\n<think> Step 5: Multiply 2 by 6 = 12, add carry 1 = 13 (carry 1) </think>\n<think> Step 6: Multiply 2 by 7 = 14, add carry 1 = 15 </think>\n<think> Step 7: Align the results: 6136 (from first row) and 1534 (from second row, shifted one place left) </think>\n<think> Step 8: Add 6136 + 15340 = 21476 </think>\n<answer> 21476 </answer>",
"role": "assistant"
}
]
| countdown | 1555040d-2722-4ff0-aa1c-63ee774c8928 |
[
{
"content": "What is 72 times 739?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 2 by 9 = 18 (carry 1) </think>\n<think> Step 2: Multiply 2 by 3 = 6, add carry 1 = 7 (carry 0) </think>\n<think> Step 3: Multiply 2 by 7 = 14, add carry 0 = 14 </think>\n<think> Step 4: Multiply 7 by 9 = 63 (carry 6) </think>\n<think> Step 5: Multiply 7 by 3 = 21, add carry 6 = 27 (carry 2) </think>\n<think> Step 6: Multiply 7 by 7 = 49, add carry 2 = 51 </think>\n<think> Step 7: Write down the partial products: 1478 and 5173 (shifted one place left) </think>\n<think> Step 8: Add the partial products: 8 + 0 = 8 </think>\n<think> Step 9: Add: 7 + 3 = 10 (carry 1) </think>\n<think> Step 10: Add: 4 + 7 + 1 = 12 (carry 1) </think>\n<think> Step 11: Add: 1 + 1 + 1 = 3 </think>\n<think> Step 12: Add: 0 + 5 = 5 </think>\n<answer> 53208 </answer>",
"role": "assistant"
}
]
| countdown | 36cc9197-7b03-46c9-a344-6480468474ba |
[
{
"content": "What is 43 times 499?",
"role": "user"
},
{
"content": "<think> Step 1: Set up the multiplication problem with 43 on top and 499 below. </think>\n<think> Step 2: Multiply 3 by 9 = 27 (write 7, carry 2) </think>\n<think> Step 3: Multiply 4 by 9 = 36, add carry 2 = 38 (write 8, carry 3) </think>\n<think> Step 4: Write the carried 3 in the hundreds place of the first row </think>\n<think> Step 5: Multiply 3 by 9 = 27 (write 7, carry 2) </think>\n<think> Step 6: Multiply 4 by 9 = 36, add carry 2 = 38 (write 8, carry 3) </think>\n<think> Step 7: Write the carried 3 in the hundreds place of the second row </think>\n<think> Step 8: Multiply 3 by 4 = 12 (write 2, carry 1) </think>\n<think> Step 9: Multiply 4 by 4 = 16, add carry 1 = 17 (write 7, carry 1) </think>\n<think> Step 10: Write the carried 1 in the hundreds place of the third row </think>\n<think> Step 11: Add the three rows: 387 + 387 + 172 = 946 </think>\n<think> Step 12: Wait, I made a mistake. For 499, I need to multiply by 9, 9, and 4. Let me restart. </think>\n<think> Step 13: Multiply 3 by 9 = 27 (write 7, carry 2) </think>\n<think> Step 14: Multiply 4 by 9 = 36, add carry 2 = 38 (write 8, carry 3) </think>\n<think> Step 15: Write down 387 as the first row </think>\n<think> Step 16: Multiply 3 by 9 = 27 (write 7, carry 2) </think>\n<think> Step 17: Multiply 4 by 9 = 36, add carry 2 = 38 (write 8, carry 3) </think>\n<think> Step 18: Write down 3870 as the second row (with a 0 at the end due to place value) </think>\n<think> Step 19: Multiply 3 by 4 = 12 (write 2, carry 1) </think>\n<think> Step 20: Multiply 4 by 4 = 16, add carry 1 = 17 (write 7, carry 1) </think>\n<think> Step 21: Write down 17200 as the third row (with two 0s at the end due to place value) </think>\n<think> Step 22: Add the three rows: 387 + 3870 + 17200 = 21457 </think>\n\n<answer> 21457 </answer>",
"role": "assistant"
}
]
| countdown | 0564ba21-96c9-45ce-93af-8bfbc20ecc95 |
[
{
"content": "What is 97 times 855?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 7 by 5 = 35 (write 5, carry 3) </think>\n<think> Step 2: Multiply 7 by 5 = 35, add carry 3 = 38 (write 8, carry 3) </think>\n<think> Step 3: Multiply 7 by 8 = 56, add carry 3 = 59 (write 9, carry 5) </think>\n<think> Step 4: Write the carried 5 as the leftmost digit of the first row: 5985 </think>\n<think> Step 5: Multiply 9 by 5 = 45 (write 5, carry 4) </think>\n<think> Step 6: Multiply 9 by 5 = 45, add carry 4 = 49 (write 9, carry 4) </think>\n<think> Step 7: Multiply 9 by 8 = 72, add carry 4 = 76 (write 76) </think>\n<think> Step 8: The second row is 7695, shifted one place to the left: 76950 </think>\n<think> Step 9: Add the two rows: 5985 + 76950 = 82935 </think>\n\n<answer> 82935 </answer>",
"role": "assistant"
}
]
| countdown | c66775da-e3ea-466a-9dab-4a866caa4a76 |
[
{
"content": "What is 38 times 483?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 8 by 3 = 24 (carry 2) </think>\n<think> Step 2: Multiply 8 by 8 = 64, add carry 2 = 66 (carry 6) </think>\n<think> Step 3: Multiply 8 by 4 = 32, add carry 6 = 38 </think>\n<think> Step 4: Multiply 3 by 3 = 9 (carry 0) </think>\n<think> Step 5: Multiply 3 by 8 = 24, add carry 0 = 24 (carry 2) </think>\n<think> Step 6: Multiply 3 by 4 = 12, add carry 2 = 14 </think>\n<think> Step 7: Add results from each row: 3864 + 1449 = 5313 </think>\n<think> Step 8: Wait, I made a mistake. The second row should be shifted one place to the left. So it's 3864 + 14490 = 18354 </think>\n<answer> 18354 </answer>",
"role": "assistant"
}
]
| countdown | 2fd2e591-cb29-4b11-a005-4139226c10d4 |
[
{
"content": "What is 73 times 439?",
"role": "user"
},
{
"content": "<think> Step 1: Multiply 3 by 9 = 27 (carry 2) </think>\n<think> Step 2: Multiply 3 by 3 = 9, add carry 2 = 11 (carry 1) </think>\n<think> Step 3: Multiply 3 by 4 = 12, add carry 1 = 13 </think>\n<think> Step 4: Multiply 7 by 9 = 63 (carry 6) </think>\n<think> Step 5: Multiply 7 by 3 = 21, add carry 6 = 27 (carry 2) </think>\n<think> Step 6: Multiply 7 by 4 = 28, add carry 2 = 30 </think>\n<think> Step 7: Add the partial products: 1317 + 30730 = 32047 </think>\n<answer> 32047 </answer>",
"role": "assistant"
}
]
| countdown | 7c0dc119-ec82-465a-bf59-859dcacd7f17 |
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