题目内容
求下列各比的比值.
|
5.8:2.4 | 15:
|
18:0.6. |
分析:用比的前项除以后项即可.
解答:解:
:
,
=
÷
,
=
;
5.8:2.4,
=5.8÷2.4,
=
;
15:
,
=15÷
,
=21;
18:0.6,
=18÷0.6,
=30.
11 |
12 |
3 |
8 |
=
11 |
12 |
3 |
8 |
=
22 |
9 |
5.8:2.4,
=5.8÷2.4,
=
29 |
6 |
15:
5 |
7 |
=15÷
5 |
7 |
=21;
18:0.6,
=18÷0.6,
=30.
点评:此题主要考查了求比值的方法,另外还要注意求比值的结果是一个商,可以是整数,小数或分数.
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