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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,将,1m,平均分成,10,份,,,1,份是( ),dm,。用米作单位,用分数表示是( ),也可以用小数( )表示。,将,1m,平均分成,100,份,,,1,份是( ),cm,。用米作单位,用分数表示是( ),也可以用小数( )表示。,10,1,0.1m,100,1,0.01m,1,1,m,m,1dm = m= 0.1m,10,1,1cm = m= 0.01m,100,1,将,1m,平均分成,1000,份,,,1,份是( ),mm,。用米作单位,用分数表示是( ),也可以用小数( )表示。,1000,1,0.001m,m,1,1mm = m= 0.001m,1000,1,小数是,十进分数,的另一种表现形式,十分之几,可以写成,一位,小数(零点几,),百分之几,可以写成,两位,小数(零点几几,),千分之几,可以写成,三位,小数(零点几几几,),小结:,分母是,10,、,100,、,1000,这样的分数可以用小数表示。,1,里有( )个,0.1,( )个,0.1,是,0.7,1,里有( )个,0.01,( )个,0.01,是,0.13,10,7,100,13,1,里有( )个,0.001,( )个,0.001,是,0.007,( )个,0.001,是,0.234,0.1,里有 ( )个,0.01,0.01,里有( )个,0.001,1000,7,234,10,10,小数的计数单位是,十分之一、百分之一、千分之一,分别写作,0.1,、,0.01,、,0.001 ,每相邻两个计数单位之间的进率是( ),10,
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