题目内容
(2008?高阳县)
=0.75=
÷
=
×
.
6
6
:8=| 9 |
| 4+( ) |
| 3 |
| 8 |
| 3 |
| 8 |
| 1 |
| 2 |
| 1 |
| 3 |
| 9 |
| 4 |
| 9 |
| 4 |
分析:解答此题的关键是0.75,化成分数是:
=
,12-4=8;写成比的形式是3:4=6:8;根据乘除法各部分间的关系可得:
×
=
;
÷
=
,据此即可填空.
| 3 |
| 4 |
| 9 |
| 12 |
| 3 |
| 4 |
| 1 |
| 2 |
| 3 |
| 8 |
| 3 |
| 4 |
| 1 |
| 3 |
| 9 |
| 4 |
解答:解:根据题干分析可得:6:8=
=0.75=
÷
=
×
.
故答案为:6;8;
;
.
| 9 |
| 4+8 |
| 3 |
| 8 |
| 1 |
| 2 |
| 1 |
| 3 |
| 9 |
| 4 |
故答案为:6;8;
| 3 |
| 8 |
| 9 |
| 4 |
点评:此题考查小数、分数、百分数之间的转化以及乘除法各部分间的关系,根据它们之间的关系和性质进行转化即可.
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