题目内容
把下列各数填入表示它所在的数集的括号里.618,-3.14,-4,-
,|-
|,6%,0,32
(1)整数集合{,…,}
(2)分数集合{,…,}
(3)自然数集合{,…,}
(4)有理数集合{,…,}.
| 3 |
| 5 |
| 1 |
| 3 |
(1)整数集合{,…,}
(2)分数集合{,…,}
(3)自然数集合{,…,}
(4)有理数集合{,…,}.
分析:根据有理数的分类进行填空.
解答:解:|-
|=
.
(1)整数集合{618,-4,0,32};
(2)分数集合{-3.14,-
,|-
|,6%};
(3)自然数集合{618,0,32};
(4)有理数集合{618,-3.14,-4,-
,|-
|,6%,0,32}.
故答案是:618,-4,0,32;{-3.14,-
,|-
|,6%;618,0,32;618,-3.14,-4,-
,|-
|,6%,0,32.
| 1 |
| 3 |
| 1 |
| 3 |
(1)整数集合{618,-4,0,32};
(2)分数集合{-3.14,-
| 3 |
| 5 |
| 1 |
| 3 |
(3)自然数集合{618,0,32};
(4)有理数集合{618,-3.14,-4,-
| 3 |
| 5 |
| 1 |
| 3 |
故答案是:618,-4,0,32;{-3.14,-
| 3 |
| 5 |
| 1 |
| 3 |
| 3 |
| 5 |
| 1 |
| 3 |
点评:本题考查了有理数.注意:0是自然数,也是整数.
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