题目内容
| 求比值 ①2.1:2.7 | ②
| ③
| ④45:6. |
①2.1:2.7=2.1÷2.7=
;
②
:3=
÷3=
;
③
:
=
÷
=9;
④45:6=45÷6=7.5.
| 7 |
| 9 |
②
| 9 |
| 8 |
| 9 |
| 8 |
| 3 |
| 8 |
③
| 3 |
| 4 |
| 1 |
| 12 |
| 3 |
| 4 |
| 1 |
| 12 |
④45:6=45÷6=7.5.
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题目内容
| 求比值 ①2.1:2.7 | ②
| ③
| ④45:6. |
| 7 |
| 9 |
| 9 |
| 8 |
| 9 |
| 8 |
| 3 |
| 8 |
| 3 |
| 4 |
| 1 |
| 12 |
| 3 |
| 4 |
| 1 |
| 12 |