笔算.295×14 932×11 286×12602×33 125×48 706×23.
口算下面各题.0.68﹣0.48= 2.7+4.3= 5.14+1.86= 2.5﹣1.4=3.3﹣0.5= 1.2﹣0.7= 5.2﹣4= 0.6+0.9=
3.5+4.2= 6+0.5=2.7﹣0.4= 1﹣0.3=0.8+0.7= 4.5﹣3=7.8﹣1.1= 3.4﹣1.4=3米+0.5米= 0.7米+0.3米=0.6元+1.5元= 1.2﹣0.3=1.4+0.8= 6.2+3.8=8.4+1.9= 6.8+3.4=
口算. 3.1+0.8= 1﹣0.5= 4.2+0.7= 4.6+2.3= 9.6﹣2.4=5.5+0.4= 1.9﹣0.9= 7.3+0.6= 9.9﹣9=
竖式计算12.42+0.48= 0.56+11.534= 44﹣22.13=91﹣22.035= 52.6+21.237= 9.15﹣2.18=
用竖式计算.9.5+7.47=60﹣53.21=8.36+24=21.04﹣7.58=