小数简便计算练习题400道

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1、小数简便计算练习一3.2＋0.36＋4.8＋1.640.45＋6.22＋3.786.9＋4.8＋3.14.02＋5.4＋0.981.29＋3.7＋2.71＋6.30.39+0.36+3.64 73.8－1.64－13.8－5.365.17－1.8－3.27.14－0.53－2.4735.6－1.8－15.6－7.266.86－8.66－1.3436.8－3.9－6.17.85＋2.34－0.85＋4.6613.35－4.68＋2.659.6＋4.8－3.65.27＋2.86－0.66＋1.633.

2、68＋7.56－2.6847.8－7.45－8.8 3.82＋2.9＋0.18＋9.11.27+3.9+0.73+16.11.57+0.24+7.432.64＋8.67＋7.36＋11.330.13+2.66+0.871.76+0.19+3.2423.4－0.8－13.4－7.215.02-6.8-1.028－2.45－1.553.25＋1.79－0.59＋1.751.23＋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、（3.7＋0.84）2.35+1.71+0.29+7.654.8+8.63+5.2+0.375.93+0.19+2.81constructionqualityacceptanceandassessmentRegulation(ProfessionalEdition)(DL/T5210.2-2009~DL/T5210.8-2009);1.9thequalitycheckoutandevaluationofelectricequipmentinstallationengineeringcode(DL/

4、T5161.1-2002~5161.17-2002);1.10thenormsofconstructionsupervision,theelectricpowerconstructionsupervisionregulations小数简便计算练习二3.6－1.28＋3.4       4.32－（1.32＋2.34）       2.5＋3.25＋0.75＋7.54－1.4－1.6      3.2＋9.4＋6.814.3－5.6－4.314.15＋5.87＋5.85 21.07－5.6－11.0

5、78.07－5.8 ＋0.9328.93－7.46－5.54     6.38＋5.4＋4.6＋3.628.6－2.11＋2.4－3.8912.6－3.28＋7.4－5.72    15.047＋8.92－5.04780－(8.24－6.3＋1.76) 4.8+2.5-1.8       27.62－(7.62＋4.85) 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.

6、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+9.168.56+7.5+2.44-2.525.403-（5.403+12.5）18.3+2.55+21.7+1.4573.26-（18.9+3.26）constructionqualityacceptanceandassessmentRegulation(ProfessionalEdition)(DL/T5210.2-2009~DL/T521

7、0.8-2009);1.9thequalitycheckoutandevaluationofelectricequipmentinstallationengineeringcode(DL/T5161.1-2002~5161.17-2002);1.10thenormsofconstructionsupervision,theelectricpowerconstructionsupervisionregulations12.92+2.8+6.08+7.227.3+73.2+72.72.54-0.7-0

8、.5472.81-8.6+5.19小数简便计算练习三72.43-（6.8+12.43）0.6+7.91+3.4+0.0928.5-（2.1-0.63-0.37）100-36.83-47.1789.45+2.97-6.457.5+8.3+1.7+2.52.07+4.58+0.93+5.4256.12-23.18-16.128.57-2.47+3.43+5.4715.8-（5.8+7.4）15.25-3.1+0.75-4.93.45+8.7+16.55+0.38.43+2.97+0.5