六年级数学简便计算题资料讲解.doc

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1、六年级数学简便计算题__________________________________________________六年级数学总复习简便计算题一、口算。（10分）11－2.65＝0÷3.8＝9×0.08＝24÷0.4＝67.5＋0.25＝6＋14.4＝0.77＋0.33＝5－1.4－1.6＝80×0.125=÷3×=二、用简便方法计算下面各题。（90分，4×20＋5×2）1025－997998+12464+3.2＋5+6.812－(1+2)400÷125÷825×（37×8）(－)×121×2×34×(2＋)125×8.84

2、.35＋4.25＋3.65＋3.753.4×99＋3.4 ____________________________________________________________________________________________________17.16－8.47－1.5317－3－4÷2＋×0.125×0.25×3222.3－2.45－5.3－4.55(＋+)×724.25－3－(2－1)187.7×11－187.743×＋57.125×－0.5×(－÷)2.42÷+4.58×－4÷3×6.6＋2.5×－－4.6

3、+++5.42.8++7.2+－(+)____________________________________________________________________________________________________+2.25++++－++－++0.75+++0.3755--＋+++48.3--×4.25+÷60.625×0.5++×62.5%×÷+(-1.8)__________________________________________________________________________

4、__________________________2.5×(+++)22×+25×75%-7×0.750.25×63.5－××2.5-×+3.125++1125-996(111+999)÷[56×(-)]49.5×-(50-)×0.6×+÷+45×(+－0.6)897×－37.5%+104×0.375×(－5.375)3.5×+1.25×+3.8÷71×993755+29968439+1001446+295888+999______________________________________________________

5、______________________________________________72×156-56×7225×32×125709×99+70914.0.25×482.5×0.4×2299×101563×9992×6.6+2.5×675.3×99+75.34.6×3.7+54×0.370.125×+×8.25+12.5%8.37-3.25-(1.37+1.75)2100÷20_________________________________________________________________________

6、___________________________11―6―115―4.25―519.82―6.57―3.434.6+3+6+5.44+2.25+5+79.63÷2.5÷46÷0.253－－×+××+÷18×（+）×7+×5（－）×（24－）____________________________________________________________________________________________________（×+）÷÷[（+）×]×7+×5（－）×24－）（×+）÷÷[（+）×](32×＋17

7、)÷（25＋）÷＋×＋×＋（21×＋×21）×（99＋）÷9×÷÷[（＋）×]（＋）×30＋3÷×－÷4－－×58＋×41＋____________________________________________________________________________________________________××－×＋÷÷[（－）÷]235-135÷18×153–0.6×53（＋）÷＋10--+25×÷×13.09－8.12－4.8812×103－4500÷75×[÷(×)](＋)×15×11___________

8、_______________________________________