A-A+
口算.125÷0.5=112-112÷112=1.25×34×8=47×5.6=15÷5×1
问题详情
1
参考答案
125÷0.5=2.8,112-112÷112=12,1.25×34×8=712,47×5.6=3.2,15÷5×15×5=125,412×0×412=0,120×(115+112)=18,37+0.29+47=1.29,315-29-79=215,(34-25)×20=7.故答案为:2.8,12,712,3.2,125,0,18,1.29,215,7.
考点:口算