1、一、 小数乘法1、列竖式计算(得数保留两位小数精确到十分位)270.43= 0.861.2= 1.21.4= 31.524.5= 0.80.56= 0.631.05=843.05= 0.4156= 1.0630=2、计算下面各题,能简便运算的要简便运算。7.062.45.7= 2.330.54= 0.65105=3.760.2525.8= 4.80.25= 1.22.50.82.5=1443.6+2.72= 1560.131.2= 14.829.88-0.87=1.63.91.25= 35.720.0470.32= 0.1386.40.12=二、小数除法1、用竖式计算下面各题。 68.84 8
2、5.4416 67.515289.918 101.79 243.26416.828 15.624 0.13815 1.3527 0.41632 3.6452 91.23.8 0.7560.18 51.30.27 260.13 2101.4 2.6880.5610.62525 12645 10252.77.5 150.06 25.60.0323.625= 0.15615= 150.06=8.610.42= 12.655.5= 6.4963.2= 0.390.26= 320.2= 0.550.11=2、下面各题,商保留一位小数。(25)14.362.7 (26)8.336.2 (27)1.70.033、下面各题,商保留二位小数。(28)3242 (29)1.251.2 (30)2.410.7