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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: 12×9
Solution:
12×9 = 108
Column vertical calculation:
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 19×9
Solution:
19×9 = 171
Column vertical calculation:
[3/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 94×9
Solution:
94×9 = 846
Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 59×1
Solution:
59×1 = 59
Column vertical calculation:
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 92×9
Solution:
92×9 = 828
Column vertical calculation:
[6/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 99×9
Solution:
99×9 = 891
Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 91×9
Solution:
91×9 = 819
Column vertical calculation:
>>注：本次最多计算 7 道题。
☆7 integer calculations
[1/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 12×9
Solution:
12×9 = 108
Column vertical calculation:
| 1 | 2 | ||||||
| ✖ | 9 | ||||||
| 1 | 0 | 8 | |||||
| 1 | 0 | 8 | |||||
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 19×9
Solution:
19×9 = 171
Column vertical calculation:
| 1 | 9 | ||||||
| ✖ | 9 | ||||||
| 1 | 7 | 1 | |||||
| 1 | 7 | 1 | |||||
[3/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 94×9
Solution:
94×9 = 846
Column vertical calculation:
| 9 | 4 | ||||||
| ✖ | 9 | ||||||
| 8 | 4 | 6 | |||||
| 8 | 4 | 6 | |||||
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 59×1
Solution:
59×1 = 59
Column vertical calculation:
| 5 | 9 | ||||||
| ✖ | 1 | ||||||
| 5 | 9 | ||||||
| 5 | 9 | ||||||
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 92×9
Solution:
92×9 = 828
Column vertical calculation:
| 9 | 2 | ||||||
| ✖ | 9 | ||||||
| 8 | 2 | 8 | |||||
| 8 | 2 | 8 | |||||
[6/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 99×9
Solution:
99×9 = 891
Column vertical calculation:
| 9 | 9 | ||||||
| ✖ | 9 | ||||||
| 8 | 9 | 1 | |||||
| 8 | 9 | 1 | |||||
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 91×9
Solution:
91×9 = 819
Column vertical calculation:
| 9 | 1 | ||||||
| ✖ | 9 | ||||||
| 8 | 1 | 9 | |||||
| 8 | 1 | 9 | |||||
>>注：本次最多计算 7 道题。