小数加减法简便计算强烈推荐161.docx

1、小数加减法简便计算强烈推荐1616.46.9993.693.14.021.095.980.3740.6326(0.740.74)(0.269.26)120.38(60.38)2.1(0.3497.9)199.663.640.090.910.571(4.4399)500.645.50.64(0.580.39)(19.420.61)1.16(29.78.84)3.10.07716.90.9238.70.51.30.5109.419.47.60.5892.49.4267.80.929.080.160.840.840.162.080.910.085.18.9994.991.15.311.684.690

2、.5880.4222(0.880.71)(0.129.29)120.12(390.12)0.4(0.4199.6)199.595.530.390.610.9763(4.0337)500.990.9(0.560.44)(19.440.56)0.43(1.99.57)0.70.03719.30.9631.80.528.20.48108.94.98.94.40.2495.69.76870.379.630.250.640.750.362.460.610.465.24.9994.895.10.270.479.730.589.10.4220.9(0.160.17)(0.849.83)120.65(890.

3、65)4.5(0.8695.5)199.149.950.590.410.2432(4.7668)500.496.60.49(0.90.79)(19.10.21)2.11(29.67.89)9.50.07910.50.9214.10.885.90.121067.1680.73929.2740.50.919.090.710.010.290.992.090.670.091.40.8998.699.20.781.689.220.684.60.3225.4(0.720.65)(0.289.35)120.96(590.96)1.1(0.3698.9)199.648.720.620.380.898(4.11

4、92)500.727.40.72(0.480.62)(19.520.38)8.31(12.11.69)7.20.03412.80.9665.70.264.30.74101.841.83.40.1696.69.8421.90.549.460.30.50.70.52.040.240.044.94.5995.195.53.571.26.430.251.70.7528.3(0.180.17)(0.829.83)120.46(10.46)4.2(0.2295.8)199.784.20.360.640.6939(4.3161)500.386.10.38(0.910.74)(19.090.26)7.97(1

5、.52.03)7.50.01912.50.9812.90.567.10.44108.26.18.25.30.5694.79.4439.20.299.710.910.230.090.772.030.760.0391.799198.30.790.129.210.933.40.0726.6(0.720.27)(0.289.73)120.49(450.49)6(0.3694)199.643.710.270.730.3670(4.6430)500.4760.47(0.280.87)(19.720.13)3.55(12.76.45)3.80.0716.20.937.30.012.70.99105.15.1

6、5.12.90.1197.19.8957.30.279.730.30.010.70.992.70.010.72.42.2997.697.81.60.068.40.362.30.6427.7(0.450.44)(0.559.56)120.66(600.66)0.5(0.6199.5)199.396.20.190.810.0695(4.945)500.211.30.21(0.440.58)(19.560.42)5.88(23.84.12)6.10.0413.90.963.50.366.50.641046.447.50.4692.59.5410.40.359.650.170.210.830.792.

7、740.730.744.28.7995.891.39.832.510.170.7670.2423(0.210.86)(0.799.14)120.58(130.58)1.6(0.598.4)199.58.350.130.870.5731(4.4369)500.884.40.88(0.560.14)(19.440.86)0.18(20.49.82)7.90.07112.10.92940.8860.12108.44.78.45.60.7594.49.2553.60.849.160.360.950.640.052.290.940.297.56.6992.593.46.220.693.780.384.80.6225.2(0.010.2)(0.999.8)120.6(480.6)7.9(0.4892.1)199.52