1.8+0.5=2.5-0.1=4.8-0.2=74+71=48+10=24÷12=68÷0.68=94.7÷0.1=61.8÷0.6=0.8×6.7=3÷8=0.12×3=32=8.2-2.8=3.5÷0.7=45-15=13+14=116+716=5.3+0.5=46+18=8.5-1.5=69+10=28.8+0.4=40.5÷0.5=92.7÷0.3=0.5×1.3=16×0.5=4.4+0.1=6.1-0.1=3.3+0.6=33.2÷0.4=1÷0.25=1.5×4=6.5+1.35=1.3-
分类:小数的加法和减法