计算下面各题.(能简算的要简算)
(1)40.5÷0.5+10.75(2)213.6÷0.8÷0.3(3)39.22÷3.7×2.5
(4)1.25×2.5×32(5)0.24×103(6)13.7×5+6.3×5.
脱式计算.
9.5+4.85﹣6.1375.8﹣(15.3﹣4.8)75+360÷20﹣5(240+60÷5)×3.
计算下面各题,能简算的要简算.
0.89×100.1146.5﹣(23+46.5)5.83×2+5.83×845.9÷8÷0.125.
直接写得数.
2﹣0.64﹣0.36﹦0.25×4÷0.25×4=6.3+7=
1.25×3.3×0﹦2.19+9.1=37.2×99+37.2﹦
脱式计算,能简算的要简算.
1.69÷1.3+2.5×0.4 1.25×32×2.5 96.5×105﹣5×96.5 18.75﹣0.43﹣4.57.