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我只有北師大版的,還是找我妹借的課册.練習五1.0.8=四分之五0.6=一又五分之三0.125=八分之一0.65=二十分之十三3.25=三又四分之一1.01=一又一百分之一四分之三=0.75八分之三=0.375五分之四=0.8一百分之七=0.0…
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