五年级小数混合运算练习题

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

2.2x4=75.6x6.2=

、小明家本月用水15吨,比计划节约了3吨,节约了几分之几?2、一位瓜农运到集市40个西瓜,上午卖掉了25个,问卖了几分之几?剩下几分之几?卖的比剩的多几分之几?剩的比卖的少几分之几?3、一袋大米100

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

去附近书店买口算题卡,不就行了吗?还用在网上?

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1.(25%-695%-12%)*362.8/9×15/36+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

http://zhidao.baidu.com/question/84431332.htmlhttp://zhidao.baidu.com/question/227920271.htmlhttp://

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.

45×2/3+1/3×1527.7/19+12/19×5/628.1/4+3/4÷2/329.8/7×21/16+1/230.101×1/5–1/5×2131.50＋160÷40（58+370）÷（6

3X+5X=4814X-8X=126*5+2X=4420X-50=5028+6X=8832-22X=1024-3X=310X*（5+1）=6099X=100-XX+3=18X-6=1256-2X=20

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

1/6-(1/2-1/3)+3/4=1/6-1/6+3/4=3/4

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）÷

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

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、8×5/6＋2/

(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×

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×（

1.3/7×49/9-4/32.8/9×15/36+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）

一、填空（1）一个平行四边形,底边是5.7米,面积是26.22平方米,高是（）米.（2）一个三角形和一个平行四边形等底等高,如果平行四边形的面积是128平方米,那么三角形的面积是（）（3）一个梯形,上