题目内容
用竖式算一算,带“*”的要验算.
*39×25=
648÷6=
*258÷7=
30×26=
*39×25=
648÷6=
*258÷7=
30×26=
(1)39×25=975
验算:
(2)648÷6=108
108
6
(3)258÷7=36…6
36
7
验算:36×7+6
=252+6
=258
(4)30×26=780
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| . | |||||||
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| . | |||||||
|
| . |
| 975 |
| . |
| 975 |
(2)648÷6=108
108
6
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| . | |||||||
|
| . |
| 0 |
(3)258÷7=36…6
36
7
|
| . | |||||||
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| . |
| 6 |
验算:36×7+6
=252+6
=258
(4)30×26=780
|
| . |
| 780 |
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