脱式计算.46+(28×30﹣520)(64+24×40)﹣178(96﹣35)×125290﹣60÷10×36.
笔算下面各题. 12.6﹣4.8= 38×24= 605÷5= 17×17= 215÷3= 0.8+0.6=
竖式计算(带*的要验算) 48.35+156.78= *0.9﹣0.45=
竖式计算 26.4﹣12.8 23.5﹣13.7 360×45 612÷3.
列竖式计算(打☆要验算) (1)4.075+0.028= (2)☆90﹣36.74= (3)25.66﹣3.804=
用竖式计算 17.83+5.96= 36.24﹣8.45= 54.2﹣16.75=