(完整版)小数简便计算练习题400道

1、8.56+7.5+2.44-2.525.403-(5.403+12.5)8.56+7.5+2.44-2.525.403-(5.403+12.5)18.3+2.55+21.7+1.4573.26-(18.9+3.26)12.92+2.8+6.08+7.227.3+73.2+72.72.54-0.7-0.5472.81-8.6+5.1912.7(3.70.84)12.7(3.70.84)2.35+1.71+0.29+7.654.8+8.63+5.2+0.375.93+0.19+2.81小数简便计算练习一3.20.364.81.640.456.223.786.94.83.14.025.40.981.

2、293.72.716.30.39+0.36+3.6473.81.6413.85.365.171.83.27.140.532.4735.61.815.67.266.868.661.3436.83.96.17.852.340.854.6613.354.682.659.64.83.65.272.860.661.633.687.562.6847.87.458.83.822.90.189.11.27+3.9+0.73+16.11.57+0.24+7.432.648.677.3611.330.13+2.66+0.871.76+0.19+3.2423.40.813.47.215.02-6.8-1.0282.

3、451.553.251.790.591.751.233.40.236.67.54.96.513.75(3.756.48)15.89(6.755.89)小数简便计算练习二4.32（1.322.34）3.29.46.814.35.64.314.155.875.8521.075.611.078.075.80.933.8928.937.465.543.29.46.814.35.64.314.155.875.8521.075.611.078.075.80.933.8928.937.465.546.385.44.63.628.62.112.412.63.287.45.7215.0478.925.04780

4、(8.246.31.76)4.8+2.5-1.827.62(7.624.85)53.8+61.3-23.812.68-4.69+1.3211.74+(8.06-5.8)94.13-(28.9-1.87)25.3+6.9+13.16.32-1.94+12.6825.14-13.49-6.5136.28-(25.7+6.28)1-0.45-0.5513.27-(2.46+5.27)2.54-8.16+9.46+9.1614.7+1.98+0.02+5.314.7+1.98+0.02+5.315.4+2.7-14.489.45+2.97-6.453.8+1.37+6.2+12.631.88+2.3+

5、3.70.6+7.91+3.4+0.0928.5-(2.1-0.63-0.37)100-36.83-47.177.5+8.3+1.7+2.52.07+4.58+0.93+5.4256.12-23.18-16.1215.8-(5.8+7.4)15.25-3.1+0.75-4.93.45+8.7+16.55+0.32.88+2.3+4.736.78-21.45-13.5517.05(2.056.4)3.73+5.28+4.27+4.7272.43-(6.8+12.43)8.57-2.47+3.43+5.478.43+2.97+0.57+0.035.02-3.5+0.98小数简便计算练习三5.17-

6、1.8-3.27.834.02-3.5+0.9813.7+0.98+0.02+4.342.522.173.8-0.46-1.545.02-3.5+0.982.88+2.3+4.736.78-21.45-13.5574+2.7+2.3+2625.4-15.3+7.724.8+14.6+15.424.8+14.6+15.45.851.750.251.76+0.19+3.241.76+0.19+3.241.27+3.9+0.73+16.17.55.85+1.89+2.1527.3+73.2+72.742.522.177.83小数简便计算练习四3.8+1.37+6.2+12.6315.28+28.99

7、+20.729.42-4.98+0.58100.432.5714.9（5.24.9）4.370.281.635.7211.26+6.49-5.268.42+8.46+8.54+8.585.89）6.94.83.10.456.223.7815.89（6.753.687.562.687.852.340.854.6635.61.815.67.25.272.860.661.635.3613.354.682.6573.81.6413.825.48（9.40.52）5.93+0.19+2.078.94.16.15.915.02-6.8-1.024.8+8.63+5.2+0.374.96.52.57+0.4

8、5+7.432.57+0.45+7.435.271.63.40.12+2.66+0.885.7+0.6-5.78.48(8.48+0.9)4.32-2.5+0.6821.32-(6.32+8.3)3.55-1.86+2.45小数简便计算练习五5.6+2.7+4.49.14-1.43-6.574.8+2.7+5.2+6.38.90.461.13.5429.360.258.750.380.362.6251.278.661.3418.5-(8.5+7.9)18.75+76.3+1.25+23.7100-25.64-34.368.5+7.6-8.5+2.46.37-2.5-1.5(2.524+1.38

9、9)-(0.524+1.389)45.75-(15.75-3.87)4.08-3.5+3.925.26+31+1.74-1947.67-(1.67+5.26)6.734.60.44.370.92.636.43-2.8-2.218.519.030.9710.64-5.88+2.36326.4十68十3.615.5十26.5一20.410.27十0.48.2724.6一3.98十5.46.0264.3一18.75十15.711.253.98-1.5+6.023.98-1.5+6.024.8+1.2-4.8-1.230.99-(8.5+15.99)72.6-(22.6+3.45)4.370.92.6

10、34.370.92.636.432.84.02-3.5+0.984.02-3.5+0.984.25-0.83+0.7523.04-0.8-13.4-6.215.13+4.92-5.136.734.60.42.218.5-(8.5+7.9)18.75+76.3+1.25+23.78.5+7.6-8.5+2.43.9+0.1-3.9+0.13.8+1.37+6.2+12.6318.75+76.3+1.25+23.78.5+7.6-8.5+2.43.9+0.1-3.9+0.13.8+1.37+6.2+12.63小数简便计算练习六5.04-2.5+0.9622.8-5.23-9.7723.66+4.3

11、4-3.665.6-0.81-1.1915.9+3.26+4.167.2+41.5-71.3910.75+0.4-9.7516.23+8.92-7.2350-28.5-13.513.79-9.6+10.211.5+0.68-1.572.8-8.6+5.220.8-(15.8-3.9)32.5+(5.5+6.13)3.52-(4.66-3.52)0.9+1.08+0.92+0.15.26+3.43+0.745.6+2.7+4.420.15+7.62+7.8551.27-8.66-1.3448.14-2.43-7.5718.76-3.47-0.535.17-1.8-3.270.8-1.25-1.7

12、5小数简便计算练习七4.13-(4.13+1.4)5.23+10.9-5.23+10.10.66+7.85+0.158.07-3.27-0.73-1.078.025+3.1+12.175+0.96.45-(1.68+2.45)4.13-0.6-1.49.15+4.8-9.15-4.82.23-(1.23+0.86)6.72-3.28-1.720.45+6.37+4.5527.3+73.2+72.73.94.16.15.9147.322.6825.48(9.40.52)9.43-(6.28-1.57)23.65-(3.07+3.65)15.6+2.7-14.614.7+1.98+0.02+5.3

13、74+2.7+2.3+26146.5(2346.5)36.541.764.543.070.381.62324.90.936.06-(5+6.06)1.750.255.85+1.89+2.1536.06-(5+6.06)1.750.255.85+1.89+2.1524.8+14.6+15.45.855.38+7.85-5.3824.8+14.6+15.45.851.755.38+7.85-5.3824.8+14.6+15.45.851.750.255.85+1.89+2.1513.75(3.756.48)13.75(3.756.48)7.852.340.854.663.822.90.189.10

14、.39+0.36+3.6467.34+21.56+2.66+8.440.74+19.18+9.26+0.826.02+3.6+1.9815.75+3.590.59+14.255.6-4.34+7.341.283.485.7-(15.3-4.3)9.5+8.13-6.1325.4-(15.4+7.7)3.6小数简便计算练习八5.8+12.37+4.2+2.633.758.643.3617.839.57.830.5324.90.93.458.716.551.327.385.342.624.666.25.182.815-6.49+8.4915.35(5.357.2)3.631.2517.378.75

15、40.02-13.5+0.988.5+7.6-8.5+2.4(2.6+1.3)-(0.6+1.3)23.75-8.54-3.4666.868.661.341.25+16.2-0.255.54+3.7+4.46+10.317.83-9.5-7.83-0.573.81.6413.85.363.72+3.56.285.171.83.25.171.83.27.140.532.476.94.83.10.456.223.789.6+6.7-9.6+3.32.11+0.25+0.89+0.758.15+1.99+3.01+0.859.6+6.7-9.6+3.32.11+0.25+0.89+0.758.15+

16、1.99+3.01+0.853.17-2.9+1.8311.08+9.05+0.950.025.4+1.8-3.4-0.86.180.870.133.8226.2-4.46-3.5415.89（6.755.4.025.40.983.687.562.683.822.90.189.15.171.83.25.272.860.861.7313.852.340.854.663.90.532.474.02-3.5+0.985.17-1.8-3.2小数简便计算练习九13.7+0.98+0.02+4.30.38+0.36+2.645.26+3.43+0.741.29+3.7+0.71+6.33.9+4.08+

17、3.92+1.15.6+2.7+4.49.13+4.85-6.1310.75+0.4-9.759.14-1.43-4.5775+2.7+2.3+2551.27-8.66-1.343.6+8.59+6.425.8+7.5+2.57.3+2.5+5.7+17.535.64.83.635.64.83.673.83.96.115.02-6.8-1.0236.81.6413.85.364.025.40.985.171.83.24.025.40.985.171.83.213.75（3.756.48）3.687.562.687.852.340.854.6635.61.815.67.23.822.90.189

18、.19.64.83.666.868.661.34324.16.15.937.61.815.67.254.90.925.4（9.40.52）7.144.682.8613.75（3.756.48）9.42（1.26.42）37.8（7.82.9）3.7-1.56+4.3-2.441.2+2.5+1.827.85-（7.85+3.4）小数简便计算练习十6.275.081.739.66-4.25+0.340.5+1.5+1.5+0.56.94.83.110.33（3.755.33）9.42（1.26.472）4.36+14.8+5.64+5.238.2-7.09-20.6-2.315.26+3.77+

19、1.740.4566.223.780.25+0.15+0.75+0.8515.89（6.755.89）7.140.532.477.140.532.475.272.860.661.6313.354.682.6573.81.6413.85.3623.40.813.47.223.40.813.47.23.20.364.81.645.78+0.84+0.161.27+3.9+16.166.868.661.3436.83.96.1324.90.925.48(9.40.52)6.94.16.15.915.02-6.8-1.029.79-(4.94+3.79)21.88+3.28+0.12+0.72小数简便

20、计算练习十一324.90.9146.5(2346.5)9.43-(6.28-1.57)4.8+8.63+5.2+0.375.93+0.19+2.811.76+0.195+3.242.35+1.713+0.287+7.651.57+0.245+7.436.02+3.6+1.980.134+2.66+0.8661.27+3.9+0.73+16.17.54.96.53.070.381.621.293.72.716.382.451.553.251.790.591.750.19+4.93+2.810.19+4.93+2.813.822.90.189.19.64.83.65.272.860.661.6373.822.177.8324.814.55.573.822.