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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: 4 questions will be solved this time.Among them
☆4 integer calculations
[1/4 Integer column vertical calculation]
Question type: Integer addition
Original question: 40005+41845
Solution:
40005+41845 = 81850
Column vertical calculation:
| 4 | 0 | 0 | 0 | 5 | |||
| ➕ | 4 | 1 | 8 | 41 | 5 | ||
| 8 | 1 | 8 | 5 | 0 | |||
[2/4 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 83367-21543
Solution:
83367-21543 = 61824
Column vertical calculation:
| 1 | |||||||
| 8 | 3 | 3 | 6 | 7 | |||
| ➖ | 2 | 1 | 5 | 4 | 3 | ||
| 6 | 1 | 8 | 2 | 4 | |||
[3/4 Integer column vertical calculation]
Question type: Integer addition
Original question: 2139+77668
Solution:
2139+77668 = 79807
Column vertical calculation:
| 2 | 1 | 3 | 9 | ||||
| ➕ | 7 | 7 | 61 | 61 | 8 | ||
| 7 | 9 | 8 | 0 | 7 | |||
[4/4 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 45312-13321
Solution:
45312-13321 = 31991
Column vertical calculation:
| 1 | 1 | ||||||
| 4 | 5 | 3 | 1 | 2 | |||
| ➖ | 1 | 3 | 3 | 2 | 1 | ||
| 3 | 1 | 9 | 9 | 1 | |||