小数加减法简便计算强烈推荐127.docx

1、小数加减法简便计算强烈推荐12790.8710.131069.465.90.9694.19.0453.20.539.470.390.830.610.172.450.90.4526.999893.19.932.610.070.83.20.226.8(0.220.57)(0.789.43)120.59(630.59)1.3(0.0898.7)199.927.420.570.430.9460(4.0640)500.6130.61(0.610.79)(19.390.21)0.48(4.99.52)1.10.07318.90.9270.60.299.40.71104.55.74.50.20.0699.8

2、9.9469.90.959.050.720.830.280.172.840.470.846.57.1993.592.98.170.171.830.9720.0328(0.80.42)(0.29.58)120.48(620.48)1.7(0.3398.3)199.679.020.140.860.0420(4.9680)500.494.50.49(0.860.92)(19.140.08)2.88(197.12)7.80.02212.20.9780.70.539.30.47104.46.34.450.95959.05350.329.680.220.120.780.882.290.990.299.98

3、.6990.191.49.672.160.330.233.10.7726.9(0.760.24)(0.249.76)120.36(400.36)9.9(0.4990.1)199.519.230.660.340.5643(4.4457)500.050.10.05(0.420.26)(19.580.74)8.52(22.91.48)1.20.05218.80.9486.20.063.80.941092.891.40.0798.69.9338.60.549.460.080.090.920.912.330.110.337.24.5992.895.52.592.947.410.340.40.6629.6

4、(0.70.35)(0.39.65)120.19(540.19)9(0.391)199.78.890.940.060.5550(4.4550)500.492.10.49(0.370.68)(19.630.32)8.77(151.23)7.30.06512.70.9352.50.247.50.76108.59.18.54.40.4995.69.5170.80.979.030.520.330.480.672.220.90.227.98.7992.191.38.7221.280.798.50.2121.5(0.60.35)(0.49.65)120.82(420.82)0.2(0.699.8)199.

5、47.650.310.690.8896(4.124)500.251.90.25(0.810.37)(19.190.63)8.34(14.11.66)7.90.08512.10.9153.10.976.90.03102.70.22.720.43989.5717.90.419.590.690.550.310.452.70.780.79.65.2990.494.80.692.589.310.496.20.5123.8(0.510.2)(0.499.8)120.94(80.94)6.6(0.6593.4)199.353.580.20.80.362(4.6498)500.973.60.97(0.50.6

6、)(19.50.4)0.87(4.79.13)10.049190.9510.80.519.20.49108.32.68.30.80.2799.29.7321.20.849.160.290.620.710.382.950.290.959.41.9990.698.18.190.441.810.964.20.0425.8(0.470.27)(0.539.73)120.71(310.71)4.3(0.0895.7)199.928.50.60.40.7616(4.2484)500.746.20.74(0.670.44)(19.330.56)0.02(6.99.98)8.80.06311.20.9370.

7、80.799.20.211020.522.60.7497.49.2620.50.519.490.50.410.50.592.430.640.431.33.2998.796.86.60.853.40.647.70.3622.3(0.570.81)(0.439.19)120.91(90.91)9.4(0.1990.6)199.816.090.620.380.6871(4.3229)500.687.50.68(0.370.56)(19.630.44)0.93(20.59.07)4.10.0815.90.926.60.253.40.75106.90.96.92.60.5697.49.4433.50.819.190.180.550.820.452.690.790.69