计算、能减算的要简算.[(35.16×+38.42÷2)×﹣1.64﹣2.36]×4; [4﹣÷(+2.25×)]÷;19+9+7+3+8+4+;[10+(3﹣1.5×1]÷12.
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=
1.4÷2= 2×5.6= 3.2×0.25=