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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: 55×6
Solution:
55×6 = 330
Column vertical calculation:
| 5 | 5 | ||||||
| ✖ | 6 | ||||||
| 3 | 3 | 0 | |||||
| 3 | 3 | 0 | |||||
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 51×2
Solution:
51×2 = 102
Column vertical calculation:
| 5 | 1 | ||||||
| ✖ | 2 | ||||||
| 1 | 0 | 2 | |||||
| 1 | 0 | 2 | |||||
[3/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 55×4
Solution:
55×4 = 220
Column vertical calculation:
| 5 | 5 | ||||||
| ✖ | 4 | ||||||
| 2 | 2 | 0 | |||||
| 2 | 2 | 0 | |||||
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 51×5
Solution:
51×5 = 255
Column vertical calculation:
| 5 | 1 | ||||||
| ✖ | 5 | ||||||
| 2 | 5 | 5 | |||||
| 2 | 5 | 5 | |||||
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 55×2
Solution:
55×2 = 110
Column vertical calculation:
| 5 | 5 | ||||||
| ✖ | 2 | ||||||
| 1 | 1 | 0 | |||||
| 1 | 1 | 0 | |||||
[6/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 74×3
Solution:
74×3 = 222
Column vertical calculation:
| 7 | 4 | ||||||
| ✖ | 3 | ||||||
| 2 | 2 | 2 | |||||
| 2 | 2 | 2 | |||||
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 55×3
Solution:
55×3 = 165
Column vertical calculation:
| 5 | 5 | ||||||
| ✖ | 3 | ||||||
| 1 | 6 | 5 | |||||
| 1 | 6 | 5 | |||||
>>注：本次最多计算 7 道题。