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1、小數除法脫式運算+簡算300道計算題（共50小題）1.用遞等式進行計算,能簡便的要簡便簡便計算.7.29X4.6+46X1.271(28.7?18.6一3.1)X0.816-5.32-4.683.7X0.125+6.3—840.8+14.74-(14.6-12.5)0.72+9.6一3.22.用簡便方法計算.3.7X4.5-4.4X3.70.25X0.25X43.84-1.9+0.16-1.19-7寧2.5X0.45.5X[0.672^(2+2.2)]3.用遞等式計算，能簡算的要簡算.934-3.14-0.328.7—7X4.
2、59.6十(15.4-12.2)4.6X1.2+2.8X4.64?計算下列各題（能用簡便算法的要用簡便算法）.(2.3+1.05^2.1)X2.59.18^[(5.9-23)X0.25].5.選擇合理的方法進行計算，并寫出計算主要過程.12.5X0.5X817.5十(5.7-3.2)48.77-32.76^8.410.25^2.5^0.418.1-2.8X4.63.01X101-30.1X0.1.6.脫式計算，能簡算的要簡算.4.8^2.04^2.41.1^(22F5)25一40X0.472+0.9^0.12517374-0.
3、45-3.864-0.19.07-22.784-3.4+3.7.7.用遞等式計算,能簡算的要簡算?10.01X101-10.010.11X1.8+8.2X0.11&遞等式計算（能簡算的要簡算）6.5X994.65-2.55-1.452.2X0.25+2.8X0.250.25X6.82X4.9.計算下面各題，能簡算的要簡算.102X4.58X(20-1.25)8.3+8.3X99(1.25+12.5+125)X8.10.計算(能簡算要簡算)2.64+8.67+7.36+11.332.74X9.5+0.5X2.7(2400-480
4、X2.5)4-1.616.8X10.11.25X886.87X[404-(3.49-3.09)]?□?脫式計算(能簡簡的要簡算)2.8+0.2-2.8+0.237^12.54-0.81.25X(10+0.8)12?計算下而各題，能簡算的要簡算.4.05^0.9+5.53.67X10.1-3.67X0.199X0.73+0.733.3+6.7X3.5.13-怎樣簡便怎樣算3.7^2.54-0.40.25X1.25X329.83X1.5+0.617X15.14?計算下面各題.（能簡算的要簡算）12.13+7.5-12.137.69
5、-(3.7+2.69)7.8X1.019.4X3.2+6X0.3212.5X3.213.8^(1.38X2)15.下面各題，怎樣簡便就怎樣算16?計算下面各題，能簡算的要簡算.0.75X184-0.159.34-0.125^81.78X99+1.784.7X4.28+5.3X4.2823X10.221.36^0.2?25.9.17.怎樣簡便就怎樣計算28.4X99+28.43.6X2010.94X2.5?0.454X0.8X12.5X2.517.5^0.25X17+1315.584-8.2-0.72.18?計算，能簡算的要簡算
6、.1.25X2.5X0.8X43=10^0.2^2.5=8.4^0.21^0.5=64X4.5+3.6X45=1.25X3.2X0.8=14.5X102=19?脫式計算，能簡算的要簡算.0.34X1018.8X1.252.94X6.3+3.7X2.9420?計算下面各題.（能簡算的要簡算）10.7-22.78^3.45.5X17.3+6.7X5.53.76^0.4^2.50.25X12.5X3.2.21?遞等式計算，能簡便計算的要簡便計算.4.6X253.75^12.5^0.82.5+7.5V4(3.2-1.4)^0.18-1
7、.87.9X7.1+2.9X7.9(30.2-4.6X5)^0.12.22.下面各題，怎樣簡便就怎樣計算.0.75X0.5X0.85.6X15.7+9.3X5.650.4X1.9-1?&23?計算下面各題，注意運用簡便方法.24?計算，能簡算的要寫出簡算過程.4X0.8X2.5X12.52.25X4.8+77.5X0.48.25?計算下而各題,能簡算的要簡算.13.73+6-274-0318^0.4^2.50.75X99+0.752.85X5.35+2.85X4.6515X0.4^1.5X0.4.26.怎樣簡便就怎樣計算28.
8、4X99+28.43.6X2010.94X2.5-0.454X0.8X12.5X2.517.5^0.25X17+131.25X8.08.27?下面各題，怎樣算簡便就怎樣算.2.45-(1.45+0.89)1.25X1.7X0.85.3X0.82-0.82X0.33.6^[12
