小数简便计算练习题六套题.doc

小数简便计算练习一（一）小数加减法计算3.20.364.81.64 0.4566.223.78 6.94.83.11.293.72.716.3 0.398+0.36+3.64 4.025.40.9873.81.6413.85.36 7.140.532.47 5.171.83.235.61.815.67.2 66.868.661.34 36.83.96.17.852.340.854.66 13.354.682.65 9.64.83.6 5.272.860.661.63 3.687.562.68 47.87.45+8.8（二）小数乘除法计算0.2516.24 3201.258 3.9（1.35）3.522.50.4 9.60.80.4 2.52.43.20.2512.5 15（0.150.4） 2.745 8.542.50.4 0.250.734 4.63.50.8（4.31.25） 4.3612.58 0.250.7343201.258 17.8(1.784) 4.51.812.50.960.8 1.252.532 4.91.40.35（1.252）0.8 63.42.50.4 0.2536小数简便计算练习二3.822.90.189.1 1.27+3.9+0.73+16.1 1.57+0.245+7.432.648.677.3611.33 0.134+2.66+0.866 1.76+0.195+3.24 23.40.813.47.2 15.02-6.8-1.02 82.451.553.20.2512.5 12.50.960.8 4.23.515.20.254 1.252.532 0.491.4181.80.1250.8 9300.65 70282.311.60.51.25 0.258.54 150.25小数简便计算练习三5.61.250.82.50.4 0.12516.216 67.34+21.56+2.66+8.44 0.74+19.16+9.26+0.82 6.02+3.6+1.98 15.75+3.590.59+14.25 3.94.16.15.9 147.322.6825.48(9.40.52) 9.43-（6.28-1.57） 146.5(2346.5)36.541.764.54 3.070.381.62 324.90.9 3.251.790.591.75 1.233.40.236.6 7.54.96.513.75(3.756.48) 15.89(6.755.89) 12.7（3.70.84）2.35+1.713+0.287+7.65 4.8+8.63+5.2+0.37 5.93+0.19+2.81小数简便计算练习四7.0910.80.87.09 3.723.56.283.5 0.79199 3.834.563.835.44 3.92.73.97.3 7.60.80.27.63.140.6831.40.032 32.40.090.13.24 1.288.67.2862.316+2.322+230.2 9.16150.591.6 1010.87-0.918728.610128. 6 1.879.90.187 58.581-8.5(45.932.7)80.125 (1.250.125)8 （2.50.25）0.40.8100.1 27.53.77.53.7 0.85199 3.6510.1 4.6102 0.65101小数简便计算练习五7.74（2.81.3）1.52.26 46572386 9.162.530.05391. 6-9.16 0.2793436.0727.9+52.797.0910.80.87.09 7.245.22.765.2 36.73.73.76.73.654.736.50.37 8.80.250.482.5 480.56440.48 10.716.1-1511.07 3.410.9+34-0.3419 12.79.91.2718.769.918.76 56.59.956.5 5.411-5.421（9.33.7）5.6 （7.71.54）0.7 10.49.60.35小数简便计算练习六0.89100.1 0.859.9 0.324034.810.1 4.9625 8.91.01 12.516.8-12.812.5 15.62.115.61.1 10.716.1-15.110.710.60.359.60.35 27.68.3-7.68.3 1.288.60.728.64.87.8780.52 7.20.22.41.4 4.87.8780.520.2645192640.481 2.229.9+6.666.7 4521502.12.316+2.323+2.3 3.123.1299 3.63.60.5小数简便计算练习七9.798-9.7+9.73 12.79.91.27 46.29946.2 9.3100.1 0.12596 3.410212.510.8 0.39199 2.41027.74（2.81.3）1.52.26 158+451.58-5.515.815.613.115.6