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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: 3 questions will be solved this time.Among them
☆3 integer calculations
[1/3 Integer column vertical calculation]
Question type: Integer addition
Original question: 220+180
Solution:
220+180 = 400
Column vertical calculation:
| 2 | 2 | 0 | |||
| ➕ | 11 | 8 | 0 | ||
| 4 | 0 | 0 | |||
[2/3 Integer column vertical calculation]
Question type: Integer addition
Original question: 260+420
Solution:
260+420 = 680
Column vertical calculation:
| 2 | 6 | 0 | |||
| ➕ | 4 | 2 | 0 | ||
| 6 | 8 | 0 | |||
[3/3 Integer column vertical calculation]
Question type: Integer addition
Original question: 450+680
Solution:
450+680 = 1130
Column vertical calculation:
| 4 | 5 | 0 | |||
| ➕ | 1 | 61 | 8 | 0 | |
| 1 | 1 | 3 | 0 | ||