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,*,一个数乘小数,花布每米13.5元,求买0.5米和0.82米各用多少元?怎样列式?,1米,13.5元,0.5米,?元,0.82米,?元,13.50.5,13.5,0.5,扩大,10,倍,135,扩大,10,倍,5,675,缩小,1010,倍,6.7 5,6.75,13.50.82,13.5,0.82,扩大,10,倍,135,扩大,100,倍,82,11070,缩小,10100,倍,11.070,11.07,270,1080,计算小数乘法,先按照整数乘法的法则算出积,再看因数中一共有几位小数,就从积的右边数出几位,点上小数点,