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下列各数:1,-23,0.23,13,0,135,-23,300%,-93,0.0.•3•5中,正分数有()A.1个B.2个C.3个D.4个
题目详情
下列各数:1,-23,0.23,
,0,1
,-
,300%,-
,0.0.
中,正分数有( )
A.1个
B.2个
C.3个
D.4个
1 |
3 |
3 |
5 |
2 |
3 |
9 |
3 |
• |
3 |
• |
5 |
A.1个
B.2个
C.3个
D.4个
▼优质解答
答案和解析
在1,-23,0.23,
,0,1
,-
,300%,-
,0.0.
中,正分数有0.23,
,1
,0.
,共4个;
故选D.
1 |
3 |
3 |
5 |
2 |
3 |
9 |
3 |
• |
3 |
• |
5 |
1 |
3 |
3 |
5 |
• |
3 |
• |
5 |
故选D.
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