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: 668×4000 Solution:
668×4000 =
2672000 Column vertical calculation:
| | | | | | | | | | 6 | 6 | 8 |
| ✖ | | | | | | | | 4 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | | |
| | | | | | 2 | 6 | 7 | 2 | | | |
|
| | | | | | 2 | 6 | 7 | 2 | 0 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 60530×50 Solution:
60530×50 =
3026500 Column vertical calculation:
| | | | | | | | 6 | 0 | 5 | 3 | 0 |
| ✖ | | | | | | | | | | 5 | 0 |
|
| | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | 3 | 0 | 2 | 6 | 5 | 0 | |
|
| | | | | | 3 | 0 | 2 | 6 | 5 | 0 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 12800÷6400 Solution:
12800÷6400 =
2 Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 984×3000 Solution:
984×3000 =
2952000 Column vertical calculation:
| | | | | | | | | | 9 | 8 | 4 |
| ✖ | | | | | | | | 3 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | | |
| | | | | | 2 | 9 | 5 | 2 | | | |
|
| | | | | | 2 | 9 | 5 | 2 | 0 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 9086×600 Solution:
9086×600 =
5451600 Column vertical calculation:
| | | | | | | | | 9 | 0 | 8 | 6 |
| ✖ | | | | | | | | | 6 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 5 | 4 | 5 | 1 | 6 | | |
|
| | | | | | 5 | 4 | 5 | 1 | 6 | 0 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 50400÷420 Solution:
50400÷420 =
120 Column vertical calculation:
| | | | | | | 1 | 2 | 0 |
| 4 | 2 | 0 | 丿 | 5 | 0 | 4 | 0 | 0 |
| | | | | 4 | 2 | 0 |
| | | | |
|
| | | | | | 8 | 4 | 0 |
| | | | | | 8 | 4 | 0 |
|
| | | | | |
|
| | | | | | | | 0 | 0 |
| | | | | | | | | 0 |
|
| | | | | | | | |
|
| | | | | | | | | 0 |
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 2720×300 Solution:
2720×300 =
816000 Column vertical calculation:
| | | | | | | | | 2 | 7 | 2 | 0 |
| ✖ | | | | | | | | | 3 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | | 8 | 1 | 6 | 0 | | |
|
| | | | | | | 8 | 1 | 6 | 0 | 0 | 0 |
>>注:本次最多计算 7 道题。
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