小数简便计算练习题六套题.doc

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1、小数简便计算练习一（一）小数加减法计算3.2＋0.36＋4.8＋1.640.456＋6.22＋3.786.9＋4.8＋3.11.29＋3.7＋2.71＋6.30.398+0.36+3.64 4.02＋5.4＋0.9873.8－1.64－13.8－5.367.14－0.53－2.475.17－1.8－3.235.6－1.8－15.6－7.266.86－8.66－1.3436.8－3.9－6.17.85＋2.34－0.85＋4.6613.35－4.68＋2.659.6＋4.8－3.65.27＋2.86－0.66＋1.633.68＋7.56－

2、2.6847.8－7.45+8.8 （二）小数乘除法计算0.25×16.2×4320÷1.25÷83.9÷（1.3×5）3.52÷2.5÷0.49.6÷0.8÷0.42.5×2.43.2×0.25×12.515÷（0.15×0.4）2.7÷458.54÷2.5÷0.40.25×0.73×44.6÷3.50.8×（4.3×1.25）4.36×12.5×80.25×0.73×4320÷1.25÷817.8÷(1.78×4)4.5÷1.812.5×0.96×0.81.25×2.5×324.9÷1.40.35×（1.25×2）×0.863.4÷

3、2.5÷0.40.25×36小数简便计算练习二3.82＋2.9＋0.18＋9.11.27+3.9+0.73+16.11.57+0.245+7.432.64＋8.67＋7.36＋11.330.134+2.66+0.8661.76+0.195+3.2423.4－0.8－13.4－7.215.02-6.8-1.028－2.45－1.553.2×0.25×12.512.5×0.96×0.84.2÷3.515.2÷0.25÷41.25×2.5×320.49÷1.418－1.8÷0.125÷0.8930÷0.6÷570÷282.31×1.6×0.5

4、×1.250.25×8.5×415÷0.25小数简便计算练习三5.6÷1.25÷0.8÷2.5÷0.40.125×16.2×1667.34+21.56+2.66+8.440.74+19.16+9.26+0.826.02+3.6+1.9815.75+3.59－0.59+14.253.9－4.1＋6.1－5.914－7.32－2.6825.48－(9.4－0.52)9.43-（6.28-1.57）146.5－(23＋46.5)36.54－1.76－4.543.07－0.38－1.6232＋4.9－0.93.25＋1.79－0.59＋1.75

5、1.23＋3.4－0.23＋6.67.5＋4.9－6.513.75－(3.75＋6.48)15.89＋(6.75－5.89)12.7－（3.7＋0.84）2.35+1.713+0.287+7.654.8+8.63+5.2+0.375.93+0.19+2.81小数简便计算练习四7.09×10.8－0.8×7.093.72×3.5＋6.28×3.50.79×1993.83×4.56＋3.83×5.443.9×2.7＋3.9×7.37.6×0.8＋0.2×7.63.14×0.68＋31.4×0.03232.4×0.09＋0.1×3.241.2

6、8×8.6＋7.2×862.3×16+2.3×22+23×0.29.16×15－0.5×91.6101×0.87-0.91×8728.6×101－28.61.87×9.9＋0.18758.5×81-8.5(45.9－32.7)÷8÷0.125(1.25－0.125)×8（2.5－0.25）×0.40.8×100.127.5×3.7－7.5×3.70.85×1993.65×10.14.6×1020.65×101小数简便计算练习五7.74×（2.8－1.3）＋1.5×2.2646×57＋23×869.16×2.53－0.053×91.6-9

7、.160.279×343＋6.07×27.9+5×2.797.09×10.8－0.8×7.097.24×5.2＋2.76×5.236.7×3.7－3.7×6.73.65×4.7－36.5×0.378.8×0.25－0.48×2.548×0.56＋44×0.4810.7×16.1-151×1.073.4×10.9+34-0.34×1912.7×9.9＋1.2718.76×9.9＋18.7656.5×9.9＋56.55.4×11-5.421×（9.3－3.7）－5.6（7.7＋1.54）÷0.710.4－9.6×0.35小数简便计算练习六0

8、.89×100.10.85×9.90.32×4034.8×10.14.96×258.9×1.0112.5×16.8-12.8×12.515.6×2.1－15.6×1.110.7×16.1-15.1×10.7