题目内容
| 2 |
| 5 |
(1)
:4=
÷4=
×
=
,
(2)
:4=(
×5):(4×5)=2:20=(2÷10):(20÷10)=1:10,
故答案为:
,1:10.
| 2 |
| 5 |
| 2 |
| 5 |
| 2 |
| 5 |
| 1 |
| 4 |
| 1 |
| 10 |
(2)
| 2 |
| 5 |
| 2 |
| 5 |
故答案为:
| 1 |
| 10 |
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题目内容
| 2 |
| 5 |
| 2 |
| 5 |
| 2 |
| 5 |
| 2 |
| 5 |
| 1 |
| 4 |
| 1 |
| 10 |
| 2 |
| 5 |
| 2 |
| 5 |
| 1 |
| 10 |