小数加减法简便计算强烈推荐22.docx

1、小数加减法简便计算强烈推荐225.60.044.40.96105.82.15.890.99919.0139.10.989.020.810.280.190.722.120.220.124.12.5995.997.56.692.023.310.844.10.1625.9(0.840.83)(0.169.17)120.93(130.93)4.4(0.7595.6)199.259.710.340.660.5122(4.4978)500.12.40.1(0.890.5)(19.110.5)5.74(15.24.26)1.30.04418.70.9561.80.58.20.51044.240.60.669

2、9.49.3420.10.749.260.110.920.890.082.60.280.68.36.6991.793.41.131.398.870.361.30.6428.7(0.820.05)(0.189.95)120.09(620.09)1.6(0.0398.4)199.977.910.940.060.0856(4.9244)500.444.30.44(0.670.15)(19.330.85)6.22(15.73.78)2.40.06517.60.9354.80.225.20.78107.71.97.74.70.1795.39.8399.80.699.310.420.290.580.712

3、.090.860.099.25.8990.894.26.290.213.710.578.90.4321.1(0.320.9)(0.689.1)120.49(860.49)3.2(0.3596.8)199.654.150.640.360.3278(4.6822)500.018.30.01(0.690.11)(19.310.89)7.64(3.22.36)70.058130.9426.20.763.80.24107.79.37.79.30.2490.79.7643.30.579.430.320.280.680.722.350.670.353.28.5996.891.59.70.280.30.826

4、.70.1823.3(0.350.06)(0.659.94)120.94(760.94)9.8(0.290.2)199.87.960.770.230.947(4.153)500.266.40.26(0.460.63)(19.540.37)6.62(3.83.38)7.20.08612.80.9148.40.81.60.2105.49.25.46.10.0293.99.9886.60.039.970.210.10.790.92.560.610.568.52.8991.597.27.091.312.910.866.70.1423.3(0.340.26)(0.669.74)120.52(250.52

5、)1.5(0.698.5)199.49.40.240.760.9136(4.0964)500.432.40.43(0.560.73)(19.440.27)5.35(25.84.65)1.20.08318.80.9179.10.810.90.19103.17.13.12.70.6397.39.37570.379.630.890.720.110.282.480.430.485.49.3994.690.70.512.99.490.73.20.326.8(0.890.01)(0.119.99)120.89(20.89)7.4(0.8692.6)199.147.620.290.710.8793(4.13

6、7)500.371.80.37(0.820.86)(19.180.14)2.3(6.87.7)3.60.05316.40.9477.30.192.70.81106.84.86.87.30.3592.79.6594.90.189.820.640.350.360.652.510.570.514.47.9995.692.13.762.176.240.097.90.9122.1(0.270.71)(0.739.29)120.17(660.17)3.6(0.9396.4)199.077.210.040.960.4433(4.5667)500.376.70.37(0.360.64)(19.640.36)5

7、.93(9.14.07)6.40.02613.60.9740.80.489.20.52108.54.38.530.79979.2197.70.889.120.670.390.330.612.470.510.477.28.5992.891.51.92.078.10.28.90.821.1(0.280.03)(0.729.97)120.33(120.33)9.2(0.790.8)199.39.670.910.090.739(4.2791)500.452.60.45(0.340.22)(19.660.78)9.12(8.60.88)4.60.08915.40.9113.10.316.90.69109.40.29.40.20.4799.89.5345.10.049.960.360.890.640.112.530.870.53