题目内容
把下列各数填入相应的集合内.-10,8,-7
,3
,-10%,
,2,0,3.14,-67,
,0.618,-1,0.3080080008…
正数集合{
负数集合{
整数集合{
分数集合{
| 1 |
| 2 |
| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
正数集合{
8,3
,
,2,3.14,
,0.618,0.3080080008…
| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
8,3
,
,2,3.14,
,0.618,0.3080080008…
}| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
负数集合{
-10,-7
,-10%,-67,-1
| 1 |
| 2 |
-10,-7
,-10%,-67,-1
}| 1 |
| 2 |
整数集合{
-10,8,2,0,-67,-1
-10,8,2,0,-67,-1
}分数集合{
7
,3
,-10%,
,3.14,
,0.618,0.3080080008…
| 1 |
| 2 |
| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
7
,3
,-10%,
,3.14,
,0.618,0.3080080008…
}.| 1 |
| 2 |
| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
分析:根据有理数的分类在所给的数中分别找出正数、负数、整数、分数.
解答:解:正数集合{8,3
,
,2,3.14,
,0.618,0.3080080008…}
负数集合{-10,-7
,-10%,-67,-1}
整数集合{-10,8,2,0,-67,-1,}
分数集合{-7
,3
,-10%,
,3.14,
,0.618,0.3080080008…}.
故答案为8,3
,
,2,3.14,
,0.618,0.3080080008…;-10,-7
,-10%,-67,-1;-10,8,2,0,-67,-1;-7
,3
,-10%,
,3.14,
,0.618,0.3080080008….
| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
负数集合{-10,-7
| 1 |
| 2 |
整数集合{-10,8,2,0,-67,-1,}
分数集合{-7
| 1 |
| 2 |
| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
故答案为8,3
| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
| 1 |
| 2 |
| 1 |
| 2 |
| 3 |
| 4 |
| 3 |
| 101 |
| 3 |
| 7 |
点评:本题考查了有理数:有理数分为整数和分数;有理数分为正有理数、0、负有理数;整数分为正整数、0、负整数.
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