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: 6400×2000 Solution:
6400×2000 =
12800000 Column vertical calculation:
| | | | | | | | | | 6 | 4 | 0 | 0 |
| ✖ | | | | | | | | | 2 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | | |
| | | | | | 1 | 2 | 8 | 0 | 0 | | | |
|
| | | | | | 1 | 2 | 8 | 0 | 0 | 0 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 82304×70 Solution:
82304×70 =
5761280 Column vertical calculation:
| | | | | | | | 8 | 2 | 3 | 0 | 4 |
| ✖ | | | | | | | | | | 7 | 0 |
|
| | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | 5 | 7 | 6 | 1 | 2 | 8 | |
|
| | | | | | 5 | 7 | 6 | 1 | 2 | 8 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 35200÷3200 Solution:
35200÷3200 =
11 Column vertical calculation:
| | | | | | | | | 1 | 1 |
| 3 | 2 | 0 | 0 | 丿 | 3 | 5 | 2 | 0 | 0 |
| | | | | | 3 | 2 | 0 | 0 |
| | | | | |
|
| | | | | | | 3 | 2 | 0 | 0 |
| | | | | | | 3 | 2 | 0 | 0 |
|
| | | | | | |
|
| | | | | | | | | | 0 |
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 2302×700 Solution:
2302×700 =
1611400 Column vertical calculation:
| | | | | | | | | 2 | 3 | 0 | 2 |
| ✖ | | | | | | | | | 7 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 1 | 6 | 1 | 1 | 4 | | |
|
| | | | | | 1 | 6 | 1 | 1 | 4 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 2036×700 Solution:
2036×700 =
1425200 Column vertical calculation:
| | | | | | | | | 2 | 0 | 3 | 6 |
| ✖ | | | | | | | | | 7 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | |
| | | | | | 1 | 4 | 2 | 5 | 2 | | |
|
| | | | | | 1 | 4 | 2 | 5 | 2 | 0 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 21000÷350 Solution:
21000÷350 =
60 Column vertical calculation:
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 924×7000 Solution:
924×7000 =
6468000 Column vertical calculation:
| | | | | | | | | | 9 | 2 | 4 |
| ✖ | | | | | | | | 7 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | | |
| | | | | | 6 | 4 | 6 | 8 | | | |
|
| | | | | | 6 | 4 | 6 | 8 | 0 | 0 | 0 |
>>注:本次最多计算 7 道题。
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