计算下列各式:(1)(10-2×3)×5= (2)(6÷3-1)×2= (3)(20-2×3)÷7= (4)(4×6-4)÷4=
竖式计算: 0.8576÷0.32
竖式计算 50.96÷6.5 7.2×1.45
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=