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把下面各个数填入相应的大括号内:-13.5,2,-5,0,0.128,-2.236,3.14,+27,-45,-15%,-32,227,0.•3,π正有理数数集合:{…},负有理数数集合:{

题目详情
把下面各个数填入相应的大括号内:
-13.5,2,-5,0,0.128,-2.236,3.14,+27,-
4
5
,-15%,-
3
2
22
7
,0.
3
,π
正有理数数集合:{                               …},
负有理数数集合:{                               …},
整数集合:{                                     …},
正分数集合:{                                   …},
负分数集合:{                                   …},
非负整数集合:{                                 …}.
▼优质解答
答案和解析
正有理数数集合:{ 2,0.128,3.14,+27,
22
7
,0.
3
,…},
负有理数数集合:{-13.5,-5,-2.236,-
4
5
,-15%,-
3
2
,…},
整数集合:{ 2,-5,0,+27,…},
正分数集合:{ 0.128,3.14,
22
7
,0.
3
 …},
负分数集合:{-13.5,-2.236,-
4
5
,-15%,-
3
2
…},
非负整数集合:{ 2,0,+27…}.
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