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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: 700+200
Solution:
700+200 = 900
Column vertical calculation:
| 7 | 0 | 0 | |||
| ➕ | 2 | 0 | 0 | ||
| 9 | 0 | 0 | |||
[2/3 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 440-160
Solution:
440-160 = 280
Column vertical calculation:
| 1 | |||||
| 4 | 4 | 0 | |||
| ➖ | 1 | 6 | 0 | ||
| 2 | 8 | 0 | |||
[3/3 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 570-220
Solution:
570-220 = 350
Column vertical calculation:
| 5 | 7 | 0 | |||
| ➖ | 2 | 2 | 0 | ||
| 3 | 5 | 0 | |||