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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 multiplication
Original question: 71000×7000
Solution:
71000×7000 = 497000000
Column vertical calculation:
| 7 | 1 | 0 | 0 | 0 | |||||||||
| ✖ | 7 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 4 | 9 | 7 | 0 | 0 | 0 | ||||||||
| 4 | 9 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 760000×4000
Solution:
760000×4000 = 3040000000
Column vertical calculation:
| 7 | 6 | 0 | 0 | 0 | 0 | |||||||||
| ✖ | 4 | 0 | 0 | 0 | ||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | |||||||||
| 3 | 0 | 4 | 0 | 0 | 0 | 0 | ||||||||
| 3 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 70000÷7000
Solution:
70000÷7000 = 10
Column vertical calculation:
| 1 | 0 | ||||||||||
| 7 | 0 | 0 | 0 | 丿 | 7 | 0 | 0 | 0 | 0 | ||
| 7 | 0 | 0 | 0 | ||||||||
| 0 | 0 | ||||||||||
| 0 | |||||||||||
| 0 | |||||||||||
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 51000×7000
Solution:
51000×7000 = 357000000
Column vertical calculation:
| 5 | 1 | 0 | 0 | 0 | |||||||||
| ✖ | 7 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 3 | 5 | 7 | 0 | 0 | 0 | ||||||||
| 3 | 5 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 50000×7000
Solution:
50000×7000 = 350000000
Column vertical calculation:
| 5 | 0 | 0 | 0 | 0 | |||||||||
| ✖ | 7 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 3 | 5 | 0 | 0 | 0 | 0 | ||||||||
| 3 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 770000÷700
Solution:
770000÷700 = 1100
Column vertical calculation:
| 1 | 1 | 0 | 0 | ||||||||
| 7 | 0 | 0 | 丿 | 7 | 7 | 0 | 0 | 0 | 0 | ||
| 7 | 0 | 0 | |||||||||
| 7 | 0 | 0 | |||||||||
| 7 | 0 | 0 | |||||||||
| 0 | 0 | 0 | |||||||||
| 0 | |||||||||||
| 0 | |||||||||||
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 20700×5000
Solution:
20700×5000 = 103500000
Column vertical calculation:
| 2 | 0 | 7 | 0 | 0 | |||||||||
| ✖ | 5 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 0 | 0 | 0 | 0 | 0 | |||||||||
| 1 | 0 | 3 | 5 | 0 | 0 | ||||||||
| 1 | 0 | 3 | 5 | 0 | 0 | 0 | 0 | 0 | |||||
>>注：本次最多计算 7 道题。