Overview: 1 questions will be solved this time.Among them
☆1 integer calculations
[1/1 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 2439*369 Solution:
2439*369 =
899991 Column vertical calculation:
| | | | | | | | 2 | 4 | 3 | 9 |
✖ | | | | | | | | | 3 | 6 | 9 |
|
| | | | | | | 2 | 1 | 9 | 5 | 1 |
| | | | | | 1 | 4 | 6 | 3 | 4 | |
| | | | | | 7 | 3 | 1 | 7 | | |
|
| | | | | | 8 | 9 | 9 | 9 | 9 | 1 |
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