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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 addition
Original question: 1995+2775
Solution:
1995+2775 = 4770
Column vertical calculation:
| 1 | 9 | 9 | 5 | |||
| ➕ | 21 | 71 | 71 | 5 | ||
| 4 | 7 | 7 | 0 | |||
[2/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 5986+2807
Solution:
5986+2807 = 8793
Column vertical calculation:
| 5 | 9 | 8 | 6 | |||
| ➕ | 21 | 8 | 01 | 7 | ||
| 8 | 7 | 9 | 3 | |||
[3/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 1136+2471
Solution:
1136+2471 = 3607
Column vertical calculation:
| 1 | 1 | 3 | 6 | |||
| ➕ | 2 | 41 | 7 | 1 | ||
| 3 | 6 | 0 | 7 | |||
[4/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 3465+2427
Solution:
3465+2427 = 5892
Column vertical calculation:
| 3 | 4 | 6 | 5 | |||
| ➕ | 2 | 4 | 21 | 7 | ||
| 5 | 8 | 9 | 2 | |||
[5/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 1437+2702
Solution:
1437+2702 = 4139
Column vertical calculation:
| 1 | 4 | 3 | 7 | |||
| ➕ | 21 | 7 | 0 | 2 | ||
| 4 | 1 | 3 | 9 | |||
[6/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 6839+2181
Solution:
6839+2181 = 9020
Column vertical calculation:
| 6 | 8 | 3 | 9 | |||
| ➕ | 21 | 11 | 81 | 1 | ||
| 9 | 0 | 2 | 0 | |||
[7/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 1803+2786
Solution:
1803+2786 = 4589
Column vertical calculation:
| 1 | 8 | 0 | 3 | |||
| ➕ | 21 | 7 | 8 | 6 | ||
| 4 | 5 | 8 | 9 | |||
>>注：本次最多计算 7 道题。