小数简便计算练习题六套题Word文档下载推荐.docx

1、2.50.4 9.60.80.4 2.52.43.212.5 15（0.150.4） 2.745 8.540.4 0.250.734 4.63.5小数简便计算练习二3.822.90.189.1 1.27+3.9+0.73+16.1 1.57+0.245+7.432.648.677.3611.33 0.134+2.66+0.866 1.76+0.195+3.24 23.40.813.47.2 15.02-6.8-1.02 82.451.553.251.790.591.75 1.233.40.236.6 7.54.96.513.75（3.756.48） 15.89（6.755.89） 12.7（3

2、.70.84）0.8（4.31.25） 4.3612.58 0.2543208 17.8（1.784） 4.51.80.960.8 1.252.532 4.91.4 0.35（1.252）0.8 63.40.4 0.2536小数简便计算练习三2.35+1.713+0.287+7.65 4.8+8.63+5.2+0.37 5.93+0.19+2.8167.34+21.56+2.66+8.44 0.74+19.16+9.26+0.82 6.02+3.6+1.98 15.75+3.590.59+14.25 3.94.16.15.9 147.322.6825.48（9.40.52） 9.43-（6.2

3、8-1.57） 146.5（2346.5）36.541.764.54 3.070.381.62 324.90.912.5 12.50.8 4.215.20.254 1.2532 0.49181.80.1250.8 9300.65 70282.311.60.51.25 0.258.54 150.255.60.4 0.12516 小数简便计算练习四乘法交换律与结合律、分配律的运用。表面上看来，左右两边没有相同的因数，不能使用乘法分配律。我们可以通过变一变，分一分的方法找出相同因数再运用乘法分配律进行计算。乘法分配律的运用一7.0910.80.87.09 3.723.56.283.5 27.53.7

4、7.53.73.834.563.835.44 3.92.73.97.3 7.60.80.27.6乘法分配律的运用二3.140.6831.40.032 32.40.090.13.24 1.288.67.2862.316+2.322+230.2 9.16150.591.6 1010.87-0.9187乘法分配律的运用三28.610128. 6 1.879.90.187 58.581-8.5（45.932.7）80.125 （1.250.125）8 （2.50.25）0.4乘法分配律的运用四100.1 0.79199 0.851993.6510.1 4.6102 0.651017.74（2.81.3

5、）1.52.26 46572386 9.162.530.05391. 6-9.16小数简便计算练习五0.8615.70.8614.7 5.84.84.84.2 6.121.25-2.121.257.09 7.245.22.765.2 36.73.73.76.74.736.50.37 8.80.250.482.5 480.56440.48 10.716.1-1511.07 3.410.9+34-0.3419 12.79.91.2718.769.918.76 56.59.956.5 5.411-5.421（9.33.7）5.6 （7.71.54）0.7 10.49.60.350.89100.1 0

6、.859.9 0.324034.810.1 4.9625 8.91.010.2793436.0727.9+52.79 7.20.22.41.4 14.2312.3-1.42322-1423小数简便计算练习六16.8-12.812.5 15.62.115.61.1 10.716.1-15.110.710.60.359.60.35 27.68.3-7.68.3 1.288.60.728.67.8780.52 7.21.4 4.80.520.2645192640.481 2.229.9+6.666.7 4521502.123+2.3 3.123.1299 3.63.60.59.798-9.7+9.73 12.79.91.27 46.29946.2 9.3100.1 0.12596 3.410210.8 0.39199 2.42.26 158+451.58-5.515.815.613.115.615.62.1