题目内容
2.7:
化成最简单的整数比是( )
| 3 |
| 5 |
| A.2.7:0.6 | B.2:9 | C.9:2 |
2.7:
,
=2.7:0.6;
=(2.7÷0.3):(0.6÷0.3),
=9:2;
故选:C.
| 3 |
| 5 |
=2.7:0.6;
=(2.7÷0.3):(0.6÷0.3),
=9:2;
故选:C.
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题目内容
| 3 |
| 5 |
| A.2.7:0.6 | B.2:9 | C.9:2 |
| 3 |
| 5 |