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: 4703×300 Solution:
4703×300 =
1410900 Column vertical calculation:
| | | | | | | | | 4 | 7 | 0 | 3 |
| ✖ | | | | | | | | | 3 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 1 | 4 | 1 | 0 | 9 | | |
|
| | | | | | 1 | 4 | 1 | 0 | 9 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 4068×300 Solution:
4068×300 =
1220400 Column vertical calculation:
| | | | | | | | | 4 | 0 | 6 | 8 |
| ✖ | | | | | | | | | 3 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 1 | 2 | 2 | 0 | 4 | | |
|
| | | | | | 1 | 2 | 2 | 0 | 4 | 0 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 15000÷500 Solution:
15000÷500 =
30 Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 883×3000 Solution:
883×3000 =
2649000 Column vertical calculation:
| | | | | | | | | | 8 | 8 | 3 |
| ✖ | | | | | | | | 3 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | | |
| | | | | | 2 | 6 | 4 | 9 | | | |
|
| | | | | | 2 | 6 | 4 | 9 | 0 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 8089×400 Solution:
8089×400 =
3235600 Column vertical calculation:
| | | | | | | | | 8 | 0 | 8 | 9 |
| ✖ | | | | | | | | | 4 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 3 | 2 | 3 | 5 | 6 | | |
|
| | | | | | 3 | 2 | 3 | 5 | 6 | 0 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 72900÷810 Solution:
72900÷810 =
90 Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 799×4000 Solution:
799×4000 =
3196000 Column vertical calculation:
| | | | | | | | | | 7 | 9 | 9 |
| ✖ | | | | | | | | 4 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | | |
| | | | | | 3 | 1 | 9 | 6 | | | |
|
| | | | | | 3 | 1 | 9 | 6 | 0 | 0 | 0 |
>>注:本次最多计算 7 道题。
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