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: 6720×300 Solution:
6720×300 =
2016000 Column vertical calculation:
| | | | | | | | | 6 | 7 | 2 | 0 |
| ✖ | | | | | | | | | 3 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 2 | 0 | 1 | 6 | 0 | | |
|
| | | | | | 2 | 0 | 1 | 6 | 0 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 6065×600 Solution:
6065×600 =
3639000 Column vertical calculation:
| | | | | | | | | 6 | 0 | 6 | 5 |
| ✖ | | | | | | | | | 6 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 3 | 6 | 3 | 9 | 0 | | |
|
| | | | | | 3 | 6 | 3 | 9 | 0 | 0 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 19200÷640 Solution:
19200÷640 =
30 Column vertical calculation:
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 9702×200 Solution:
9702×200 =
1940400 Column vertical calculation:
| | | | | | | | | 9 | 7 | 0 | 2 |
| ✖ | | | | | | | | | 2 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 1 | 9 | 4 | 0 | 4 | | |
|
| | | | | | 1 | 9 | 4 | 0 | 4 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 90074×50 Solution:
90074×50 =
4503700 Column vertical calculation:
| | | | | | | | 9 | 0 | 0 | 7 | 4 |
| ✖ | | | | | | | | | | 5 | 0 |
|
| | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | 4 | 5 | 0 | 3 | 7 | 0 | |
|
| | | | | | 4 | 5 | 0 | 3 | 7 | 0 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 25200÷4200 Solution:
25200÷4200 =
6 Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 2804×200 Solution:
2804×200 =
560800 Column vertical calculation:
| | | | | | | | | 2 | 8 | 0 | 4 |
| ✖ | | | | | | | | | 2 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | | 5 | 6 | 0 | 8 | | |
|
| | | | | | | 5 | 6 | 0 | 8 | 0 | 0 |
>>注:本次最多计算 7 道题。
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