题目内容
| 3 |
| 8 |
(1)
:0.8,
=
:
,
=(
×40):(
×40),
=15:32,
(2)
:0.8,
=
÷
,
=
×
,
=
,
故答案为:15:32;
.
| 3 |
| 8 |
=
| 3 |
| 8 |
| 4 |
| 5 |
=(
| 3 |
| 8 |
| 4 |
| 5 |
=15:32,
(2)
| 3 |
| 8 |
=
| 3 |
| 8 |
| 4 |
| 5 |
=
| 3 |
| 8 |
| 5 |
| 4 |
=
| 15 |
| 32 |
故答案为:15:32;
| 15 |
| 32 |
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