题目内容
(1)写出分母是10的所有真分数:
,
,
,
,
,
,
,
,
,
,
,
,
,
,
(2)写出分子是10的所有假分数:
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
,
.
| 1 |
| 10 |
| 2 |
| 10 |
| 3 |
| 10 |
| 4 |
| 10 |
| 5 |
| 10 |
| 6 |
| 10 |
| 7 |
| 10 |
| 9 |
| 10 |
| 1 |
| 10 |
| 2 |
| 10 |
| 3 |
| 10 |
| 4 |
| 10 |
| 5 |
| 10 |
| 6 |
| 10 |
| 7 |
| 10 |
| 9 |
| 10 |
(2)写出分子是10的所有假分数:
| 10 |
| 1 |
| 10 |
| 2 |
| 10 |
| 3 |
| 10 |
| 4 |
| 10 |
| 5 |
| 10 |
| 6 |
| 10 |
| 7 |
| 10 |
| 8 |
| 10 |
| 9 |
| 10 |
| 10 |
| 10 |
| 1 |
| 10 |
| 2 |
| 10 |
| 3 |
| 10 |
| 4 |
| 10 |
| 5 |
| 10 |
| 6 |
| 10 |
| 7 |
| 10 |
| 8 |
| 10 |
| 9 |
| 10 |
| 10 |
分析:真分数的意义:分子小于分母的分数叫做真分数;假分数的意义:分子大于等于分母的分数叫做假分数;据此解答.
解答:解:
(1)写出分母是10的所有真分数:
,
,
,
,
,
,
,
(2)写出分子是10的所有假分数:
,
,
,
,
,
,
,
,
,
故答案为:
,
,
,
,
,
,
;
,
,
,
,
,
,
,
,
,
.
(1)写出分母是10的所有真分数:
| 1 |
| 10 |
| 2 |
| 10 |
| 3 |
| 10 |
| 4 |
| 10 |
| 5 |
| 10 |
| 6 |
| 10 |
| 7 |
| 10 |
| 9 |
| 10 |
(2)写出分子是10的所有假分数:
| 10 |
| 1 |
| 10 |
| 2 |
| 10 |
| 3 |
| 10 |
| 4 |
| 10 |
| 5 |
| 10 |
| 6 |
| 10 |
| 7 |
| 10 |
| 8 |
| 10 |
| 9 |
| 10 |
| 10 |
故答案为:
| 1 |
| 10 |
| 2 |
| 10 |
| 3 |
| 10 |
| 4 |
| 10 |
| 5 |
| 10 |
| 6 |
| 10 |
| 7 |
| 10 |
| 10 |
| 1 |
| 10 |
| 2 |
| 10 |
| 3 |
| 10 |
| 4 |
| 10 |
| 5 |
| 10 |
| 6 |
| 10 |
| 7 |
| 10 |
| 8 |
| 10 |
| 9 |
| 10 |
| 10 |
点评:此题考查了真分数和假分数的意义.
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