题目内容
化简下面各比.
(1)2.52:0.9
(2)
:
(3)
:1.25.
(1)2.52:0.9
(2)
| 5 |
| 6 |
| 3 |
| 4 |
(3)
| 3 |
| 4 |
(1)2.52:0.9
=(2.52×50):(0.9×50)
=126:45
=(126÷9):(45÷9)
=14:5
(2)
:
=(
×12):(
×12)
=10:9
(3)
:1.25
=(
×4):(1.25×4)
=3:5.
=(2.52×50):(0.9×50)
=126:45
=(126÷9):(45÷9)
=14:5
(2)
| 5 |
| 6 |
| 3 |
| 4 |
=(
| 5 |
| 6 |
| 3 |
| 4 |
=10:9
(3)
| 3 |
| 4 |
=(
| 3 |
| 4 |
=3:5.
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