Overview: 1 questions will be solved this time.Among them
☆1 integer calculations
[1/1 Integer column vertical calculation]
Question type: Integer addition
Original question: 25419638+4729871 Solution:
25419638+4729871 =
30149509 Column vertical calculation:
| | | 2 | 5 | 4 | 1 | 9 | 6 | 3 | 8 |
➕ | | | 1 | 41 | 7 | 21 | 91 | 81 | 7 | 1 |
|
| | | 3 | 0 | 1 | 4 | 9 | 5 | 0 | 9 |
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