小数加减法简便计算强烈推荐67.docx

1、小数加减法简便计算强烈推荐673.30.186.70.82103.64.93.61.90.5398.19.4749.50.879.130.820.010.180.992.070.940.076.10.3993.999.74.91.185.10.7950.2125(0.30.39)(0.79.61)120.54(820.54)6(0.5194)199.496.130.040.960.3767(4.6333)500.263.40.26(0.170.66)(19.830.34)2.13(10.67.87)6.80.0413.20.963.90.416.10.59101.34.81.35.20.529

2、4.89.4851.80.899.110.010.80.990.22.680.350.681.62.2998.497.88.361.51.640.394.40.6125.6(0.20.35)(0.89.65)120.98(610.98)7.2(0.0992.8)199.916.750.780.220.449(4.5691)500.251.10.25(0.690.5)(19.310.5)5.96(9.54.04)1.50.06218.50.93890.610.4101.11.81.17.60.9192.49.0975.30.99.10.250.920.750.082.430.580.434.35

3、995.7955.930.144.070.230.20.7729.8(0.620.06)(0.389.94)120.33(590.33)1(0.0799)199.937.740.160.840.6475(4.3625)500.776.70.77(0.050.63)(19.950.37)1.42(23.58.58)2.70.07917.30.9219.90.30.10.7109.47.99.47.40.9592.69.0573.90.019.990.450.580.550.422.010.980.012.91.2997.198.81.982.748.020.871.30.1328.7(0.180

4、.46)(0.829.54)120.08(960.08)4.9(0.895.1)199.28.630.110.890.9481(4.0619)500.978.30.97(0.160.16)(19.840.84)6.4(11.83.6)6.50.01213.50.9880.20.999.80.011031.4370.55939.4536.30.669.340.670.580.330.422.20.750.25.57.6994.592.43.492.276.510.350.50.6529.5(0.920.21)(0.089.79)120.09(590.09)3.7(0.1996.3)199.815

5、.210.890.110.6185(4.3915)500.115.20.11(0.370.48)(19.630.52)9.01(6.90.99)5.70.0814.30.929.30.790.70.21102.67.72.66.10.5793.99.4352.50.039.970.590.220.410.782.030.870.031.19.2998.990.80.722.079.280.383.20.6226.8(0.140.49)(0.869.51)120.37(960.37)9.9(0.390.1)199.77.030.060.940.0893(4.927)500.932.80.93(0

6、.420.82)(19.580.18)9.67(12.40.33)8.20.03211.80.9688.10.791.90.21108.79.48.730.1979.992.10.299.710.280.880.720.122.170.850.179.13.4990.996.61.560.178.440.478.60.5321.4(0.390.16)(0.619.84)120.51(950.51)6.5(0.3693.5)199.647.150.410.590.984(4.116)500.892.50.89(0.510.97)(19.490.03)7.23(92.77)2.60.08217.4

7、0.9189.10.870.90.13108.24.68.27.70.9892.39.0224.50.679.330.370.120.630.882.770.320.777.81.7992.298.33.791.616.210.597.20.4122.8(0.990.61)(0.019.39)120.92(60.92)6.9(0.1493.1)199.865.710.120.880.2816(4.7284)500.392.20.39(0.960.63)(19.040.37)5.7(15.54.3)3.80.09816.20.90230.6270.38108.61.98.61.40.5898.69.4247.70.969.040.640.020.360.982.760.620.76