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: 17000×7000 Solution:
17000×7000 =
119000000 Column vertical calculation:
| | | | | | | | | | 1 | 7 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 7 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 1 | 1 | 9 | 0 | 0 | 0 | | | |
|
| | | | | | 1 | 1 | 9 | 0 | 0 | 0 | 0 | 0 | 0 |
[2/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 57000×7000 Solution:
57000×7000 =
399000000 Column vertical calculation:
| | | | | | | | | | 5 | 7 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 7 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 3 | 9 | 9 | 0 | 0 | 0 | | | |
|
| | | | | | 3 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 0 |
[3/7 Integer column vertical calculation]
Question type: Integer division
Original question: 370000÷5000 Solution:
370000÷5000 =
74 Column vertical calculation:
| | | | | | | | | | 7 | 4 |
| 5 | 0 | 0 | 0 | 丿 | 3 | 7 | 0 | 0 | 0 | 0 |
| | | | | | 3 | 5 | 0 | 0 | 0 |
| | | | | |
|
| | | | | | | 2 | 0 | 0 | 0 | 0 |
| | | | | | | 2 | 0 | 0 | 0 | 0 |
|
| | | | | | |
|
| | | | | | | | | | | 0 |
[4/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 70000×7000 Solution:
70000×7000 =
490000000 Column vertical calculation:
| | | | | | | | | | 7 | 0 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 7 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 4 | 9 | 0 | 0 | 0 | 0 | | | |
|
| | | | | | 4 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
[5/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 70000×7000 Solution:
70000×7000 =
490000000 Column vertical calculation:
| | | | | | | | | | 7 | 0 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | 7 | 0 | 0 | 0 |
|
| | | | | | | | | | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | | |
| | | | | | 4 | 9 | 0 | 0 | 0 | 0 | | | |
|
| | | | | | 4 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
[6/7 Integer column vertical calculation]
Question type: Integer division
Original question: 7700000÷700 Solution:
7700000÷700 =
11000 Column vertical calculation:
| | | | | | | 1 | 1 | 0 | 0 | 0 |
| 7 | 0 | 0 | 丿 | 7 | 7 | 0 | 0 | 0 | 0 | 0 |
| | | | | 7 | 0 | 0 |
| | | | |
|
| | | | | | 7 | 0 | 0 |
| | | | | | 7 | 0 | 0 |
|
| | | | | |
|
| | | | | | | | 0 | 0 | 0 | 0 |
| | | | | | | | | | | 0 |
|
| | | | | | | | | | |
|
| | | | | | | | | | | 0 |
[7/7 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 570000×700 Solution:
570000×700 =
399000000 Column vertical calculation:
| | | | | | | | | 5 | 7 | 0 | 0 | 0 | 0 |
| ✖ | | | | | | | | | | | 7 | 0 | 0 |
|
| | | | | | | | | 0 | 0 | 0 | 0 | 0 | 0 |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | 0 | |
| | | | | | 3 | 9 | 9 | 0 | 0 | 0 | 0 | | |
|
| | | | | | 3 | 9 | 9 | 0 | 0 | 0 | 0 | 0 | 0 |
>>注:本次最多计算 7 道题。
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