小数加减法简便计算强烈推荐147.docx

1、小数加减法简便计算强烈推荐1475.340.230.770.2653(4.7447)500.295.30.29(0.250.28)(19.750.72)2.15(10.67.85)0.60.02919.40.9718.80.741.20.261085.380.40.5699.69.44330.649.360.910.20.090.82.890.670.893.80.1996.299.92.82.237.20.774.80.2325.2(0.670.36)(0.339.64)120.37(490.37)3.8(0.1596.2)199.856.830.560.440.5241(4.4859)50

2、0.060.60.06(0.720.11)(19.280.89)5.45(25.54.55)0.40.06419.60.93690.9810.02105.33.15.30.20.2999.89.7177.20.429.580.460.980.540.022.810.340.810.95999.1953.10.716.90.242.70.7627.3(0.660.72)(0.349.28)120.31(920.31)4.2(0.2695.8)199.744.570.250.750.3551(4.6549)500.61.40.6(0.130.06)(19.870.94)7.2(5.22.8)3.6

3、0.03516.40.9653.80.86.20.2107.90.97.98.60.0391.49.9770.80.169.840.810.240.190.762.870.360.877.43.4992.696.62.311.557.690.089.90.9220.1(0.930.99)(0.079.01)120.39(840.39)3.9(0.4496.1)199.569.30.140.860.1736(4.8364)500.449.90.44(0.190.69)(19.810.31)2.07(28.27.93)60.072140.9285.80.864.20.14103.69.43.61.

4、60.7298.49.2895.60.459.550.130.420.870.582.130.940.137.58.6992.591.41.731.128.270.2560.7524(0.20.72)(0.89.28)120.38(120.38)6.8(0.8493.2)199.161.90.790.210.962(4.138)500.017.90.01(0.040.33)(19.960.67)0.39(22.69.61)6.30.06713.70.9331.20.998.80.01106.97.66.96.50.5193.59.4946.70.369.640.40.560.60.442.57

5、0.570.5748.999691.16.292.253.710.514.30.4925.7(0.580.19)(0.429.81)120.82(30.82)9.7(0.1590.3)199.859.380.250.750.3760(4.6340)500.077.30.07(0.30.95)(19.70.05)7.85(12.82.15)5.70.0814.30.922.40.127.60.88100.61.40.62.10.9597.99.0584.50.069.940.410.380.590.622.260.050.264.58.4995.591.67.750.682.250.426.80

6、.5823.2(0.390.1)(0.619.9)120.93(840.93)3.5(0.7696.5)199.246.780.680.320.4957(4.5143)500.095.80.09(0.540.34)(19.460.66)4.79(15.15.21)0.60.02619.40.9747.80.32.20.7103.33.93.360.52949.4875.40.539.470.320.510.680.492.980.40.982.17.4997.992.69.172.280.830.282.50.7227.5(0.420.26)(0.589.74)120.99(180.99)9.

7、3(0.7490.7)199.268.240.920.080.9275(4.0825)500.0860.08(0.460.15)(19.540.85)1.51(13.58.49)6.80.01313.20.9873.40.676.60.33100.89.90.87.90.5592.19.4566.20.559.450.740.120.260.882.520.150.525.72.6994.397.44.212.55.790.724.70.2825.3(0.310.82)(0.699.18)120.33(370.33)2.8(0.5797.2)199.433.010.740.260.261(4.839)500.2290.22(0.230.39)(19.770.61)3.33(27.16.67)5.30.01714.70.983