小数加减法简便计算强烈推荐66Word下载.docx

1、0.269.20.7420.8（0.670.15）（0.339.85）120.25（550.25）4.9（0.6895.1）199.327.180.010.990.013（4.9997）500.964.90.96（0.960.75）（19.040.25）2.29（8.97.71）6.60.09513.40.9052.60.927.40.08105.73.15.70.80.299.29.821.90.199.810.310.850.690.152.070.480.073.73.3996.396.75.830.224.170.431.60.5728.4（0.640.09）（0.369.91）120

2、.82（490.82）8.5（0.3991.5）199.616.520.030.970.6643（4.3457）500.5830.58（0.980.88）（19.020.12）8.43（261.57）5.10.09314.90.90720.3180.69100.18.70.15.60.2994.49.7110.20.89.20.760.520.240.482.130.920.137.65.2992.494.85.731.794.270.548.40.4621.6（0.30.92）（0.79.08）120.69（250.69）3.5（0.2196.5）199.799.240.120.880.23

3、64（4.7736）500.976.30.97（0.040.91）（19.960.09）3.35（4.66.65）50.015150.9850.40.629.60.38105.695.67.50.492.59.684.70.279.730.640.260.360.742.970.530.973.19.2996.990.86.060.153.940.119.80.8920.2（0.890.8）（0.119.2）120.4（170.4）7（0.6693）199.341.810.550.450.2223（4.7877）500.930.20.93（0.820.24）（19.180.76）1.94（19

4、.38.06）5.50.08414.50.9163.50.946.50.06109.71.29.73.20.4896.89.5280.80.499.510.050.10.950.92.930.450.938.54.6991.595.44.382.775.620.740.10.2629.9（0.470.49）（0.539.51）120.43（830.43）9（0.4491）199.567.510.220.780.9153（4.0947）500.9240.92（0.390.2）（19.610.8）6.82（6.43.18）1.40.02218.60.9785.70.374.30.63100.21.

5、40.28.80.0491.29.9681.30.29.80.730.690.270.312.190.890.197.40.5992.699.52.122.357.880.744.30.2625.7（0.70.12）（0.39.88）120.62（270.62）5.8（0.4994.2）199.518.20.970.030.0954（4.9146）500.824.30.82（0.240.41）（19.760.59）8.72（24.81.28）2.80.07417.20.9263.10.846.90.16106.81.56.82.50.9597.59.0569.90.689.320.20.550

6、.80.452.360.210.362.80.9997.299.19.171.520.830.354.90.6525.1（0.040.52）（0.969.48）120.99（130.99）6.1（0.5993.9）199.4150.380.620.0686（4.9414）500.9730.97（0.820.74）（19.180.26）3.48（296.52）9.80.04210.20.9581.90.188.10.82100.15.10.18.10.7591.99.2582.50.99.10.110.890.890.112.980.750.982.38.6997.791.46.290.563.710.488.20.5221.8（0.130.2）（0.879.8）120.58（830.58）6.7（0.7693.3）199.241.430.130.870.5859（4.4241）500.914.10.91（0.510.76）（19.490.24）2.16（5.37.84）4.90.0515.10.95