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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: 600+180
Solution:
600+180 = 780
Column vertical calculation:
| 6 | 0 | 0 | |||
| ➕ | 1 | 8 | 0 | ||
| 7 | 8 | 0 | |||
[2/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 180-160
Solution:
180-160 = 20
Column vertical calculation:
| 1 | 8 | 0 | |||
| ➖ | 1 | 6 | 0 | ||
| 0 | 2 | 0 | |||
[3/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 260+480
Solution:
260+480 = 740
Column vertical calculation:
| 2 | 6 | 0 | |||
| ➕ | 41 | 8 | 0 | ||
| 7 | 4 | 0 | |||
[4/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 700+880
Solution:
700+880 = 1580
Column vertical calculation:
| 7 | 0 | 0 | |||
| ➕ | 1 | 8 | 8 | 0 | |
| 1 | 5 | 8 | 0 | ||
[5/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 240-140
Solution:
240-140 = 100
Column vertical calculation:
| 2 | 4 | 0 | |||
| ➖ | 1 | 4 | 0 | ||
| 1 | 0 | 0 | |||
[6/7 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 470-380
Solution:
470-380 = 90
Column vertical calculation:
| 1 | |||||
| 4 | 7 | 0 | |||
| ➖ | 3 | 8 | 0 | ||
| 0 | 9 | 0 | |||
[7/7 Integer column vertical calculation]
Question type: Integer addition
Original question: 500+980
Solution:
500+980 = 1480
Column vertical calculation:
| 5 | 0 | 0 | |||
| ➕ | 1 | 9 | 8 | 0 | |
| 1 | 4 | 8 | 0 | ||
>>注：本次最多计算 7 道题。