脱式计算①0.125×3.2×0.5②8.25+56÷32﹣1.25③5.42×7.6+3.4×5.42﹣5.42④2.5×(6.2﹣2.6)×0.4⑤15.6÷[(20.75﹣4.5)×0.4].
88÷5= 4.8÷0.6= (2.5+11.5÷4.6)×3.4=
4.8÷0.8= 0.24×300= 1.25×8=
0.29÷10= 7.9÷10= 8.7÷1=
1.4÷2= 2×5.6= 3.2×0.25=
4.5÷0.9﹦ 2.5×4﹦ 25×3.3×0﹦