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: 25000×3000 Solution:
25000×3000 =
75000000 Column vertical calculation:
| | | | | | | | | | 2 | 5 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 3 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | | 7 | 5 | 0 | 0 | 0 | | | |
|
| | | | | | | 7 | 5 | 0 | 0 | 0 | 0 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 50000×3000 Solution:
50000×3000 =
150000000 Column vertical calculation:
| | | | | | | | | | 5 | 0 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 3 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 1 | 5 | 0 | 0 | 0 | 0 | | | |
|
| | | | | | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 550000÷5000 Solution:
550000÷5000 =
110 Column vertical calculation:
| | | | | | | | | 1 | 1 | 0 |
| 5 | 0 | 0 | 0 | 丿 | 5 | 5 | 0 | 0 | 0 | 0 |
| | | | | | 5 | 0 | 0 | 0 |
| | | | | |
|
| | | | | | | 5 | 0 | 0 | 0 |
| | | | | | | 5 | 0 | 0 | 0 |
|
| | | | | | |
|
| | | | | | | | | | 0 | 0 |
| | | | | | | | | | | 0 |
|
| | | | | | | | | | |
|
| | | | | | | | | | | 0 |
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 50000×3000 Solution:
50000×3000 =
150000000 Column vertical calculation:
| | | | | | | | | | 5 | 0 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 3 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 1 | 5 | 0 | 0 | 0 | 0 | | | |
|
| | | | | | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 51000×4000 Solution:
51000×4000 =
204000000 Column vertical calculation:
| | | | | | | | | | 5 | 1 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 4 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 2 | 0 | 4 | 0 | 0 | 0 | | | |
|
| | | | | | 2 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 3550000÷500 Solution:
3550000÷500 =
7100 Column vertical calculation:
| | | | | | | | 7 | 1 | 0 | 0 |
| 5 | 0 | 0 | 丿 | 3 | 5 | 5 | 0 | 0 | 0 | 0 |
| | | | | 3 | 5 | 0 | 0 |
| | | | |
|
| | | | | | | 5 | 0 | 0 |
| | | | | | | 5 | 0 | 0 |
|
| | | | | | |
|
| | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | | | 0 |
|
| | | | | | | | | | |
|
| | | | | | | | | | | 0 |
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 21000×5000 Solution:
21000×5000 =
105000000 Column vertical calculation:
| | | | | | | | | | 2 | 1 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 5 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 1 | 0 | 5 | 0 | 0 | 0 | | | |
|
| | | | | | 1 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 |
>>注:本次最多计算 7 道题。
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