题目内容
解比例:X:24=4
:7
.
| 3 |
| 4 |
| 1 |
| 8 |
X:24=4
:7
,
x×7
=24×4
,
x=24×
,
x=114
x÷
=114÷
,
x=114×
,
x=16.
| 3 |
| 4 |
| 1 |
| 8 |
x×7
| 1 |
| 8 |
| 3 |
| 4 |
| 57 |
| 8 |
| 19 |
| 4 |
| 57 |
| 8 |
| 57 |
| 8 |
| 57 |
| 8 |
| 57 |
| 8 |
x=114×
| 8 |
| 57 |
x=16.
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