Equations
Unfold
Math OP
Fold
Linear algebra
Unfold
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: 3 questions will be solved this time.Among them
☆3 integer calculations
[1/3 Integer column vertical calculation]
Question type: Integer addition
Original question: 220+190
Solution:
220+190 = 410
Column vertical calculation:
| 2 | 2 | 0 | |||
| ➕ | 11 | 9 | 0 | ||
| 4 | 1 | 0 | |||
[2/3 Integer column vertical calculation]
Question type: Integer addition
Original question: 260+430
Solution:
260+430 = 690
Column vertical calculation:
| 2 | 6 | 0 | |||
| ➕ | 4 | 3 | 0 | ||
| 6 | 9 | 0 | |||
[3/3 Integer column vertical calculation]
Question type: Integer addition
Original question: 450+690
Solution:
450+690 = 1140
Column vertical calculation:
| 4 | 5 | 0 | |||
| ➕ | 1 | 61 | 9 | 0 | |
| 1 | 1 | 4 | 0 | ||