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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: 61×59
Solution:
61×59 = 3599
Column vertical calculation:
| 6 | 1 | |||||||
| ✖ | 5 | 9 | ||||||
| 5 | 4 | 9 | ||||||
| 3 | 0 | 5 | ||||||
| 3 | 5 | 9 | 9 | |||||
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 89×98
Solution:
89×98 = 8722
Column vertical calculation:
| 8 | 9 | |||||||
| ✖ | 9 | 8 | ||||||
| 7 | 1 | 2 | ||||||
| 8 | 0 | 1 | ||||||
| 8 | 7 | 2 | 2 | |||||
[3/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 53×23
Solution:
53×23 = 1219
Column vertical calculation:
| 5 | 3 | |||||||
| ✖ | 2 | 3 | ||||||
| 1 | 5 | 9 | ||||||
| 1 | 0 | 6 | ||||||
| 1 | 2 | 1 | 9 | |||||
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 51×74
Solution:
51×74 = 3774
Column vertical calculation:
| 5 | 1 | |||||||
| ✖ | 7 | 4 | ||||||
| 2 | 0 | 4 | ||||||
| 3 | 5 | 7 | ||||||
| 3 | 7 | 7 | 4 | |||||
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 43×45
Solution:
43×45 = 1935
Column vertical calculation:
| 4 | 3 | |||||||
| ✖ | 4 | 5 | ||||||
| 2 | 1 | 5 | ||||||
| 1 | 7 | 2 | ||||||
| 1 | 9 | 3 | 5 | |||||
[6/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 94×62
Solution:
94×62 = 5828
Column vertical calculation:
| 9 | 4 | |||||||
| ✖ | 6 | 2 | ||||||
| 1 | 8 | 8 | ||||||
| 5 | 6 | 4 | ||||||
| 5 | 8 | 2 | 8 | |||||
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 84×93
Solution:
84×93 = 7812
Column vertical calculation:
| 8 | 4 | |||||||
| ✖ | 9 | 3 | ||||||
| 2 | 5 | 2 | ||||||
| 7 | 5 | 6 | ||||||
| 7 | 8 | 1 | 2 | |||||
>>注：本次最多计算 7 道题。