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: 702×4000 Solution:
702×4000 =
2808000 Column vertical calculation:
| | | | | | | | | | 7 | 0 | 2 |
| ✖ | | | | | | | | 4 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | | |
| | | | | | 2 | 8 | 0 | 8 | | | |
|
| | | | | | 2 | 8 | 0 | 8 | 0 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 60920×90 Solution:
60920×90 =
5482800 Column vertical calculation:
| | | | | | | | 6 | 0 | 9 | 2 | 0 |
| ✖ | | | | | | | | | | 9 | 0 |
|
| | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | 5 | 4 | 8 | 2 | 8 | 0 | |
|
| | | | | | 5 | 4 | 8 | 2 | 8 | 0 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 57600÷6400 Solution:
57600÷6400 =
9 Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 3305×700 Solution:
3305×700 =
2313500 Column vertical calculation:
| | | | | | | | | 3 | 3 | 0 | 5 |
| ✖ | | | | | | | | | 7 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 2 | 3 | 1 | 3 | 5 | | |
|
| | | | | | 2 | 3 | 1 | 3 | 5 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 3025×400 Solution:
3025×400 =
1210000 Column vertical calculation:
| | | | | | | | | 3 | 0 | 2 | 5 |
| ✖ | | | | | | | | | 4 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 1 | 2 | 1 | 0 | 0 | | |
|
| | | | | | 1 | 2 | 1 | 0 | 0 | 0 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 16000÷400 Solution:
16000÷400 =
40 Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 385×2000 Solution:
385×2000 =
770000 Column vertical calculation:
| | | | | | | | | | 3 | 8 | 5 |
| ✖ | | | | | | | | 2 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | | |
| | | | | | | 7 | 7 | 0 | | | |
|
| | | | | | | 7 | 7 | 0 | 0 | 0 | 0 |
>>注:本次最多计算 7 道题。
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