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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: 2 questions will be solved this time.Among them
☆1 integer calculations
☆1 calculations of prime factor
[1/2 Integer column vertical calculation]
Question type: Integer subtraction
Original question: 1402-110
Solution:
1402-110 = 1292
Column vertical calculation:
| 1 | ||||||
| 1 | 4 | 0 | 2 | |||
| ➖ | 1 | 1 | 0 | |||
| 1 | 2 | 9 | 2 | |||
[2/2 Digtal analysis]
Work：Break 31515 into prime factors.
Question type: Resolving prime factor
Solution:
31515=3*5*11*191
*Note: 31515 has 4 prime factors.