题目内容
求比值.
12.75:1.25
:
.
12.75:1.25
| 7 |
| 2 |
| 30 |
| 7 |
12.75:1.25,
=1275÷125,
=51÷5,
=10
;
:
,
=
÷
,
=
×
,
=
.
=1275÷125,
=51÷5,
=10
| 1 |
| 5 |
| 7 |
| 2 |
| 30 |
| 7 |
=
| 7 |
| 2 |
| 30 |
| 7 |
=
| 7 |
| 2 |
| 7 |
| 30 |
=
| 49 |
| 60 |
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