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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: 9831-1389
Solution:
9831-1389 = 8442
Column vertical calculation:
[2/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 8442-2448
Solution:
8442-2448 = 5994
Column vertical calculation:
[3/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 9954-4599
Solution:
9954-4599 = 5355
Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 5553-3555
Solution:
5553-3555 = 1998
Column vertical calculation:
[5/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 9981-1899
Solution:
9981-1899 = 8082
Column vertical calculation:
[6/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 8820-288
Solution:
8820-288 = 8532
Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 8532-2358
Solution:
8532-2358 = 6174
Column vertical calculation:
>>注：本次最多计算 7 道题。
☆7 integer calculations
[1/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 9831-1389
Solution:
9831-1389 = 8442
Column vertical calculation:
| 1 | 1 | |||||
| 9 | 8 | 3 | 1 | |||
| ➖ | 1 | 3 | 8 | 9 | ||
| 8 | 4 | 4 | 2 | |||
[2/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 8442-2448
Solution:
8442-2448 = 5994
Column vertical calculation:
| 1 | 1 | 1 | ||||
| 8 | 4 | 4 | 2 | |||
| ➖ | 2 | 4 | 4 | 8 | ||
| 5 | 9 | 9 | 4 | |||
[3/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 9954-4599
Solution:
9954-4599 = 5355
Column vertical calculation:
| 1 | 1 | |||||
| 9 | 9 | 5 | 4 | |||
| ➖ | 4 | 5 | 9 | 9 | ||
| 5 | 3 | 5 | 5 | |||
[4/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 5553-3555
Solution:
5553-3555 = 1998
Column vertical calculation:
| 1 | 1 | 1 | ||||
| 5 | 5 | 5 | 3 | |||
| ➖ | 3 | 5 | 5 | 5 | ||
| 1 | 9 | 9 | 8 | |||
[5/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 9981-1899
Solution:
9981-1899 = 8082
Column vertical calculation:
| 1 | 1 | |||||
| 9 | 9 | 8 | 1 | |||
| ➖ | 1 | 8 | 9 | 9 | ||
| 8 | 0 | 8 | 2 | |||
[6/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 8820-288
Solution:
8820-288 = 8532
Column vertical calculation:
| 1 | 1 | |||||
| 8 | 8 | 2 | 0 | |||
| ➖ | 2 | 8 | 8 | |||
| 8 | 5 | 3 | 2 | |||
[7/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 8532-2358
Solution:
8532-2358 = 6174
Column vertical calculation:
| 1 | 1 | |||||
| 8 | 5 | 3 | 2 | |||
| ➖ | 2 | 3 | 5 | 8 | ||
| 6 | 1 | 7 | 4 | |||
>>注：本次最多计算 7 道题。