5年级小数简便混合运算

1.120-36×4÷18+352.（58+37）÷（64-9×5）3.(6.8-6.8×0.55)÷8.54.0.12×4.8÷0.12×4.85.（3.2×1.5+2.5）÷1.6（2）3.2×（

1.1/3*(5*(2/3))2.(1+37%)*203.35/2*75%4.30*(50/2)5.(54+10%)/206.(25/3*18)*30%7.(2+70%)*408.1/7*(98*(1

1．老师在黑板上写了13个自然数,让小王计算平均数（保留两位小数）,小王计算出的答案上12.43.老师说最后一位数字错了,其他的数字都对.请问正确的答案应该是________.　　2．老王的体重的2/

1.120-36×4÷18+352.（58+37）÷（64-9×5）3.(6.8-6.8×0.55)÷8.54.0.12×4.8÷0.12×4.85.（3.2×1.5+2.5）÷1.6（2）3.2×（

我说了8.76+2.43+7.572.5×8＋12.5×425×0.32+1.221.93+2.7+2.07+7.30.56×99+0.561.2×2.5×4(0.25+2.5+25)×0.412.5

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整数加减混合运算：25+73+86-106+27-44分数的加减运算:4/7-3/8+3/7+1/2-5/8-1/32步加减分数解方程：1/2X+6=9小数加减混合运算：3.9-2.1+6.1-7.9

解题思路：一半香蕉：26.8-14.3=12.5（千克）这筐香蕉：12.5x2=25（千克）筐重：26.8-25=1.8（千克）解题过程：解：一半香蕉：26.8-14.3=12.5（千克）这筐香蕉：1

25.44+5.6+4.56=25.44+4.56+5.6=30+5.6=35.612.3+7+0.7=12.3+0.7+7=13+7=20.

没有答案的1、1/2×2/5＋9/10÷9/202、5/9×3/10＋2/7÷2/53、1/2＋1/4×4/5－1/154、3/4×5/7×4/3－1/25、23－8/9×1/27÷1/276、8×5

解题思路：简便计算解题过程：varSWOC={};SWOC.tip=false;try{SWOCX2.OpenFile("http://dayi.prcedu.com/include/readq.ph

.(5.5+6.8×0.65)÷2.52.8.12×6.8÷0.12×12.83.（3.2×1.5+2.5）÷1.64.5.38+7.85-5.375.17.2÷0.8-1.26.0.68×1.9+0

小数乘除法计算题乘法：5.6×2.93.77×1.80.02×965.22×0.39.99×0.024.67×0.95×2.441.666×6.19.432×0.0025.6×6.54.88×2.95

12.3×4×0.2512.96－（9.6－1.52）1.2÷0.25＋1.3×4（4.8＋6.4）÷840.5÷0.81×1.058×4.3×12.5(9.6+3.2)÷0.8（300－94.8）÷

1.3/7×49/9-4/32.8/9×15/36+1/273.12×5/6–2/9×34.8×5/4+1/45.6÷3/8–3/8÷66.4/7×5/9+3/7×5/97.5/2-（3/2+4/5）

简便运算；6.9＋4.8＋3.10.456＋6.22＋3.7815.89＋(6.75－5.89)4.02＋5.4＋0.985.17－1.8－3.213.75－(3.75＋6.48)分数混合运算；3/7

0.42*1/2=0.36*0.5=0.51÷1.7=5.2÷0.13=99*1.01=13.5-2.8-7.2=32.8+19=1.06*0.4=2/5+3/5=1-7/8=6x+18=4825*0

0.45×2.5＝0.8×1.25＝0.3×3.6＝0.3×0.3＝10×0.07＝0.3×1.4＝0.05×7＝0.92×0.4＝0.2×0.26＝0.14×4＝0.02×0.1＝1.2×0.3＝4

(8.125+11.875)×5÷124.25×8+60÷401000-8.76×5÷28.375×4-5÷2.55.5÷1.1+8.8×5（2.4+1.4）×（5-2）15.9×2+5÷51.25×

解题思路：乘法分配律可解。3.75×18+62.5×1.8=3.75×18+6.25×18=（3.75+6.25）×18解题过程：3.75X18+62.5X1.8解：3.75×18+62.5×1.8=