题目内容
化简比.
(1)120:24
(2)
:
.
(1)120:24
(2)
| 11 |
| 4 |
| 11 |
| 16 |
(1)120:24,
=(120÷24):(24÷24),
=5:1;
(2)
:
,
=(
×
):(
×
),
=4:1.
=(120÷24):(24÷24),
=5:1;
(2)
| 11 |
| 4 |
| 11 |
| 16 |
=(
| 11 |
| 4 |
| 16 |
| 11 |
| 11 |
| 16 |
| 16 |
| 11 |
=4:1.
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