数0.2 , -, , 0.- -|-5| , -0.5中.分数有 .整数有 查看更多

 

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-|-3|,-0.12,7.8,-|-5+5|,-(-2)3,-1%,中,是整数的有________;是分数的有________.

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在下列数-6,,3.1415927,0,2005,-,-0.1572891,92%中,
(1)属于正数集的有                                                  
(2)属于负数集的有                                                  
(3)属于整数集的有                                                  
(4)属于负分数集的有                                                .

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在下列数-6,,3.1415927,0,2005,-,-0.1572891,92%中,

(1)属于正数集的有                                                  

(2)属于负数集的有                                                  

(3)属于整数集的有                                                  

(4)属于负分数集的有                                                 .

 

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如图,在数轴上有A,B,C,D四个整数点(即各点均表示整数),且2AB=BC=3CD,若A、D两点表示的数的分别为-5和6,那么,该数轴上上述五个点所表示的整数中,离线段BD的中点最近的整数是

A.0         B.1          C.2          D.3

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在下列数-6,,3.1415927,0,2005,-,-0.1572891,92%中,
(1)属于正数集的有                                                  
(2)属于负数集的有                                                  
(3)属于整数集的有                                                  
(4)属于负分数集的有                                                .

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