题目内容
化简下列各比.
|
24:48 | 2.8:0.7. |
| 1 |
| 8 |
| 3 |
| 4 |
=(
| 1 |
| 8 |
| 3 |
| 4 |
=1:6;
24:48,
=(24÷24):(48÷24),
=1:2;
2.8:0.7,
=(2.8×10):(0.7×10),
=28:7,
=(28÷7):(7÷7),
=4:1.
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|
24:48 | 2.8:0.7. |
| 1 |
| 8 |
| 3 |
| 4 |
| 1 |
| 8 |
| 3 |
| 4 |