题目内容
把下列的假分数化成带分数或整数.
=
=
=
=
=
=
| 15 |
| 2 |
7
| 1 |
| 2 |
7
| 1 |
| 2 |
| 8 |
| 5 |
1
| 3 |
| 5 |
1
| 3 |
| 5 |
| 21 |
| 7 |
3
3
| 50 |
| 9 |
5
| 5 |
| 9 |
5
| 5 |
| 9 |
| 144 |
| 12 |
12
12
| 69 |
| 20 |
3
| 9 |
| 20 |
3
.| 9 |
| 20 |
分析:将假分数化成带分数的方法:分子除以分母所得的整数为带分数的整数部分,余数作分子,分母不变,若分子是分母的倍数,那么化成的数就是整数.
解答:解:
=7
,
=1
,
=3,
=5
,
=12,
=3
.
故填:7
,1
,3,5
,12,3
.
| 15 |
| 2 |
| 1 |
| 2 |
| 8 |
| 5 |
| 3 |
| 5 |
| 21 |
| 7 |
| 50 |
| 9 |
| 5 |
| 9 |
| 144 |
| 12 |
| 69 |
| 20 |
| 9 |
| 20 |
故填:7
| 1 |
| 2 |
| 3 |
| 5 |
| 5 |
| 9 |
| 9 |
| 20 |
点评:此题主要考查的是假分数化成带分数或整数的方法.
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