题目内容
把下面的假分数化成带分数或整数.
=
=
=
=
=
=
=
=
=
| 13 |
| 6 |
2
| 1 |
| 6 |
2
| 1 |
| 6 |
| 9 |
| 5 |
1
| 4 |
| 5 |
1
| 4 |
| 5 |
| 19 |
| 4 |
4
| 3 |
| 4 |
4
| 3 |
| 4 |
| 17 |
| 4 |
4
| 1 |
| 4 |
4
| 1 |
| 4 |
| 61 |
| 60 |
1
| 1 |
| 60 |
1
| 1 |
| 60 |
| 61 |
| 18 |
3
| 7 |
| 18 |
3
| 7 |
| 18 |
| 29 |
| 12 |
2
| 5 |
| 12 |
2
| 5 |
| 12 |
| 180 |
| 60 |
3
3
| 131 |
| 61 |
2
| 9 |
| 61 |
2
.| 9 |
| 61 |
分析:把假分数化成带分数,用分子除以分母,商作为带分数的整数部分,余数作为带分数的分数部分的分子,分子能被分母整除的假分数能化成整数;
带分数化成假分数,用带分数的整数部分乘以分母的积加上带分数的分数部分的分子做分子,分母不变;据此解答.
带分数化成假分数,用带分数的整数部分乘以分母的积加上带分数的分数部分的分子做分子,分母不变;据此解答.
解答:解:
=2
;
=1
;
=4
;
=4
;
=1
;
=3
;
=2
;
=3;
=2
.
故答案为:2
;1
;4
;4
;1
;3
,2
;3;2
.
| 13 |
| 6 |
| 1 |
| 6 |
| 9 |
| 5 |
| 4 |
| 5 |
| 19 |
| 4 |
| 3 |
| 4 |
| 17 |
| 4 |
| 1 |
| 4 |
| 61 |
| 60 |
| 1 |
| 60 |
| 61 |
| 18 |
| 7 |
| 18 |
| 29 |
| 12 |
| 5 |
| 12 |
| 180 |
| 60 |
| 131 |
| 61 |
| 9 |
| 61 |
故答案为:2
| 1 |
| 6 |
| 4 |
| 5 |
| 3 |
| 4 |
| 1 |
| 4 |
| 1 |
| 60 |
| 7 |
| 18 |
| 5 |
| 12 |
| 9 |
| 61 |
点评:本题主要考查带分数和假分数的互化.
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