小数加减法简便计算强烈推荐177Word下载.docx

1、0.420.628（0.130.99）（0.879.01）120.57（130.57）4.8（0.7295.2）199.287.510.620.380.2242（4.7858）500.3140.31（0.450.46）（19.550.54）5.59（84.41）6.30.02913.70.9718.90.621.10.38100.10.50.17.70.3892.39.6265.60.49.60.720.770.280.232.090.130.095.55.7994.594.37.942.292.060.68.20.421.8（0.490.91）（0.519.09）120.04（50.04）0

2、.9（0.1499.1）199.861.690.030.970.9244（4.0856）500.562.10.56（0.980.65）（19.020.35）0.87（7.39.13）2.40.09417.60.90610.3290.68101.54.31.56.10.5693.99.4457.30.869.140.160.860.840.142.640.630.643.16.1996.993.94.361.885.640.113.80.8926.2（0.720.62）（0.289.38）120.01（630.01）7.3（0.3292.7）199.686.230.530.470.0538（4.

3、9562）500.74.80.7（0.250.37）（19.750.63）9.57（10.90.43）7.80.01112.20.9892.10.727.90.28104.14.14.14.30.2495.79.7685.90.739.270.210.320.790.682.80.380.87.37.2992.792.81.311.88.690.358.10.6521.9（0.820.38）（0.189.62）120.79（220.79）6（0.8494）199.162.160.420.580.371（4.6399）500.116.30.11（0.170.64）（19.830.36）1.63（

4、248.37）0.70.09619.30.9045.60.844.40.16105.575.570.2939.876.10.649.360.390.620.610.382.760.580.764.78.6995.391.46.351.253.650.049.10.9620.9（0.190.39）（0.819.61）120.91（20.91）0.6（0.2999.4）199.714.180.410.590.653（4.3597）500.676.10.67（0.390.55）（19.610.45）2.55（20.77.45）8.10.04211.90.9588.70.781.30.22107.84

5、.57.82.80.3997.29.61270.229.780.680.540.320.462.180.060.182.24.8997.895.27.540.22.460.783.50.2226.5（0.880.03）（0.129.97）120.43（880.43）3.8（0.8696.2）199.141.370.970.030.398（4.72）500.91.90.9（0.120.6）（19.880.4）2.02（18.47.98）6.70.08913.30.9115.70.864.30.14106.63.76.61.20.0498.89.9651.80.259.750.210.830.79

6、0.172.470.230.4732.699797.40.952.619.050.775.70.2324.3（0.130.63）（0.879.37）120.82（70.82）4.4（0.7795.6）199.234.680.020.980.3581（4.6519）500.812.30.81（0.850.48）（19.150.52）2.06（1.47.94）8.80.07811.20.9225.30.994.70.01100.40.80.41.30.498.79.654.40.449.560.960.30.040.72.740.540.742.87.4997.292.62.52.717.50.825.50.1824.5（0.760.99）（0.249.01）120.55（840.55）0.8（0.8499.2）199.161.060.570.430.5124（4.4976）500.711.30.71（0.530.06）（19.470.94）3.6（19.96.4）60.026140.974