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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: 430+500
Solution:
430+500 = 930
Column vertical calculation:
| 4 | 3 | 0 | |||
| ➕ | 5 | 0 | 0 | ||
| 9 | 3 | 0 | |||
[2/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 230+400
Solution:
230+400 = 630
Column vertical calculation:
| 2 | 3 | 0 | |||
| ➕ | 4 | 0 | 0 | ||
| 6 | 3 | 0 | |||
[3/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 330+400
Solution:
330+400 = 730
Column vertical calculation:
| 3 | 3 | 0 | |||
| ➕ | 4 | 0 | 0 | ||
| 7 | 3 | 0 | |||
[4/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 830-500
Solution:
830-500 = 330
Column vertical calculation:
| 8 | 3 | 0 | |||
| ➖ | 5 | 0 | 0 | ||
| 3 | 3 | 0 | |||
[5/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 730-400
Solution:
730-400 = 330
Column vertical calculation:
| 7 | 3 | 0 | |||
| ➖ | 4 | 0 | 0 | ||
| 3 | 3 | 0 | |||
[6/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 730-300
Solution:
730-300 = 430
Column vertical calculation:
| 7 | 3 | 0 | |||
| ➖ | 3 | 0 | 0 | ||
| 4 | 3 | 0 | |||
[7/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 150+300
Solution:
150+300 = 450
Column vertical calculation:
| 1 | 5 | 0 | |||
| ➕ | 3 | 0 | 0 | ||
| 4 | 5 | 0 | |||
>>注：本次最多计算 7 道题。