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Mathematical calculation：
Enter the mathematical formula directly and click the "Next" button to get the calculation answer.
It supports mathematical functions (including trigonometric functions).
Enter the mathematical formula directly and click the "Next" button to get the calculation answer.
It supports mathematical functions (including trigonometric functions).
Current location：Mathematical operation > History of Mathematical Computation > Answer
Overview: 7 questions will be solved this time.Among them
☆7 integer calculations
[1/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 694-149
Solution:
694-149 = 545
Column vertical calculation:
| 1 | |||||
| 6 | 9 | 4 | |||
| ➖ | 1 | 4 | 9 | ||
| 5 | 4 | 5 | |||
[2/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 651-315
Solution:
651-315 = 336
Column vertical calculation:
| 1 | |||||
| 6 | 5 | 1 | |||
| ➖ | 3 | 1 | 5 | ||
| 3 | 3 | 6 | |||
[3/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 361-331
Solution:
361-331 = 30
Column vertical calculation:
| 3 | 6 | 1 | |||
| ➖ | 3 | 3 | 1 | ||
| 0 | 3 | 0 | |||
[4/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 332-384
Solution:
332-384 = - (384 - 332) = - 52
Column vertical calculation:
| 3 | 8 | 4 | |||
| ➖ | 3 | 3 | 2 | ||
| 0 | 5 | 2 | |||
[5/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 515-483
Solution:
515-483 = 32
Column vertical calculation:
| 1 | |||||
| 5 | 1 | 5 | |||
| ➖ | 4 | 8 | 3 | ||
| 0 | 3 | 2 | |||
[6/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 1256-125
Solution:
1256-125 = 1131
Column vertical calculation:
| 1 | 2 | 5 | 6 | |||
| ➖ | 1 | 2 | 5 | |||
| 1 | 1 | 3 | 1 | |||
[7/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 878-128
Solution:
878-128 = 750
Column vertical calculation:
| 8 | 7 | 8 | |||
| ➖ | 1 | 2 | 8 | ||
| 7 | 5 | 0 | |||
>>注：本次最多计算 7 道题。