用竖式计算，带*的题要写出验算过程．35×0.18= *22.5÷0.25=
比少的数是多少？
直接写得数．﹣=﹣=+= 1﹣=﹣=﹣=+=﹣=
计算下列各题．==．
直接写出得数．== 1﹣ 2.4+===
直接写出得数． 4x+6x= 10﹣﹣= 1﹣=﹣=+=+=﹣= x+3x+7x=+= 1﹣﹣=﹣=+=
少
的数是多少？
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