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: 12000×2000 Solution:
12000×2000 =
24000000 Column vertical calculation:
| | | | | | | | | | 1 | 2 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 2 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | | 2 | 4 | 0 | 0 | 0 | | | |
|
| | | | | | | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 20000×8000 Solution:
20000×8000 =
160000000 Column vertical calculation:
| | | | | | | | | | 2 | 0 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 8 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 1 | 6 | 0 | 0 | 0 | 0 | | | |
|
| | | | | | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 120000÷2000 Solution:
120000÷2000 =
60 Column vertical calculation:
| | | | | | | | | | 6 | 0 |
| 2 | 0 | 0 | 0 | 丿 | 1 | 2 | 0 | 0 | 0 | 0 |
| | | | | | 1 | 2 | 0 | 0 | 0 |
| | | | | |
|
| | | | | | | | | | 0 | 0 |
| | | | | | | | | | | 0 |
|
| | | | | | | | | | |
|
| | | | | | | | | | | 0 |
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 20000×8000 Solution:
20000×8000 =
160000000 Column vertical calculation:
| | | | | | | | | | 2 | 0 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 8 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 1 | 6 | 0 | 0 | 0 | 0 | | | |
|
| | | | | | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 60000×2000 Solution:
60000×2000 =
120000000 Column vertical calculation:
| | | | | | | | | | 6 | 0 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 2 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 1 | 2 | 0 | 0 | 0 | 0 | | | |
|
| | | | | | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 130000÷500 Solution:
130000÷500 =
260 Column vertical calculation:
| | | | | | | | 2 | 6 | 0 |
| 5 | 0 | 0 | 丿 | 1 | 3 | 0 | 0 | 0 | 0 |
| | | | | 1 | 0 | 0 | 0 |
| | | | |
|
| | | | | | 3 | 0 | 0 | 0 |
| | | | | | 3 | 0 | 0 | 0 |
|
| | | | | |
|
| | | | | | | | | 0 | 0 |
| | | | | | | | | | 0 |
|
| | | | | | | | | |
|
| | | | | | | | | | 0 |
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 12000×3000 Solution:
12000×3000 =
36000000 Column vertical calculation:
| | | | | | | | | | 1 | 2 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 3 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | | 3 | 6 | 0 | 0 | 0 | | | |
|
| | | | | | | 3 | 6 | 0 | 0 | 0 | 0 | 0 | 0 |
>>注:本次最多计算 7 道题。
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