小数加减法简便计算强烈推荐70.docx

1、小数加减法简便计算强烈推荐7020.8280.18101.99.41.99.40.5490.69.4675.30.919.090.650.270.350.732.280.470.281.60.7998.499.37.41.982.60.25.40.824.6(0.030.41)(0.979.59)120.58(480.58)6.1(0.5593.9)199.459.180.820.180.2877(4.7223)500.379.50.37(0.40.33)(19.60.67)1.5(29.18.5)5.60.04914.40.9516.30.263.70.74105.37.85.31.50.5

2、598.59.4531.70.259.750.590.380.410.622.610.450.617.29.7992.890.32.261.587.740.113.10.8926.9(0.690.79)(0.319.21)120.64(310.64)7.4(0.4292.6)199.589.130.340.660.337(4.763)500.529.40.52(0.980.35)(19.020.65)2.4(9.37.6)7.20.08812.80.9127.60.442.40.56100.91.90.90.50.7599.59.2582.60.359.650.880.490.120.512.

3、110.590.110.62.2999.497.88.452.081.550.627.80.3822.2(0.240.09)(0.769.91)120.93(40.93)3.2(0.7996.8)199.211.910.050.950.7192(4.298)500.853.30.85(0.670.73)(19.330.27)3.76(17.46.24)8.40.07811.60.9222.60.527.40.48106.99.36.980.66929.3461.10.419.590.680.520.320.482.620.090.6287.199292.92.081.497.920.187.5

4、0.8222.5(0.440.36)(0.569.64)120.57(570.57)7.5(0.6492.5)199.363.390.290.710.2651(4.7449)500.721.10.72(0.330.66)(19.670.34)1.04(8.28.96)9.30.07410.70.9261.40.848.60.16107.59.37.52.50.8197.59.1916.10.249.760.740.350.260.652.820.690.827.31.6992.798.41.740.688.260.640.90.3629.1(0.980.56)(0.029.44)120.06(

5、760.06)9.9(0.7890.1)199.226.380.070.930.172(4.928)500.976.90.97(0.330.82)(19.670.18)8.89(1.41.11)4.40.05515.60.9459.80.270.20.73101.23.21.23.70.6296.39.3817.40.479.530.040.380.960.622.950.80.954.28.7995.891.31.270.18.730.651.20.3528.8(0.350.91)(0.659.09)120.8(960.8)9.7(0.7890.3)199.226.870.430.570.3

6、483(4.6617)500.682.10.68(0.720.69)(19.280.31)7.64(0.32.36)2.30.09917.70.9015.40.714.60.29103.37.63.30.70.0499.39.9648.70.619.390.790.010.210.992.130.810.138.75.9991.394.10.461.069.540.576.50.4323.5(0.610.81)(0.399.19)120.91(910.91)4.9(0.4295.1)199.588.710.60.40.4943(4.5157)500.422.30.42(0.270.43)(19

7、.730.57)1.66(18.28.34)2.10.04417.90.9565.60.374.40.63103.16.53.13.10.2496.99.7674.50.519.490.390.830.610.172.740.690.747.13.3992.996.77.412.452.590.454.50.5525.5(0.210.72)(0.799.28)120.52(50.52)6.5(0.0793.5)199.931.130.560.440.3363(4.6737)500.994.80.99(0.040.27)(19.960.73)6.93(21.63.07)30.013170.9870.20.919.80.09100.43.80.490.75919.2554.30.39.70.620.320.380.682.530.570.53