五年级上小数乘除混合运算习题_1.docx

五年级上小数乘除混合运算习题篇一：五年级小数乘除法计算题复习(含答案) 五年级小数乘除法计算题练习 一、计算题（30分） 1、直接写出得数。 0.452.51.125 0.81.25 1 0.33.61.08 0.30.30.09 100.070.7 0.31.40.42 0.0570.350.920.40.368 0.20.260.052 0.1440.560.020.10.002 1.20.30.360.20.40.088.21.810 10035.2264.78 2.349.22.50.41 2.4512 0.2240.88 3.2500 0.90.520.38 3.9913.99 03.520 12.58100 810 =0.810-1.8-7.2=1 0.43+3.57=42.5412=120 0.90.8=0.72 7.5x-3x =4.5xa+3a+7a=11a1.05100=10510.5=2 0.963=0.32 1.470.7=2.15.46=0.90.16510=1.650.56100=56 3.78100=378 40.8 =5 3.215100=321.50.810=8 4.08100=4081.10.2 =0.22 0.60.8 =0.48 30.9=2.7 2.50.4=13.60.4=1.44 12.58=100500.04=2 800.3 =2.41.19=9.9 0.165=0.81.782.2 =3.98 9.60.6 =16 1.20.5-0.4 =0.20.70.01 = 70 2.50.4 =1 123.9=8.1 1.2581.25 =8 6.60.66 =10 5.370+4.63 =4.63 3.92.035.93 4.23.51.2 1.6+2.40.3 =2.32 2.140.91.242745673=556 0.30.3=0.09 7.22.810 0.90.0190 120.3=40 2.870.74.1 1343.250.960.33.2 1.50.40.6 70.25282.50.70.8=1.482.55.5 161.6105.61.01=5.656 8（2.50.25）22 0.360.64164.32164.02 4.20.142 72.80.891 8.44.2213.89.923.7 2.42.56 0.050.80.04 2.560.372.19 1.250.80.50.5 122.530 1.2333.69 3.21.623.53.531419.629.8 8.82.2= 40.7543 （1.50.25）470.50.8=0.4 8.40.2=1.681.60.20.327.20.3=2.16 2.80.30.84 0.90.15=6 1.80.4=0.72 5.50.55=10 0.08100= 8 2.20.11=20 5.464.54=10 12.50.8=100.350.3=0.105 1.45=72.84=11.219.64=4.922.54=90 2、用竖式计算 0.3961.2=0.33 0.7560.36=2.1 15.613=202.8 0.1815=2.70.02514= 0.35 3.0636=110.16 0.040.120.0048 3.842.610.05.76317.28（保留一位小数） 7.1522=157.390.753.3=27.5 3.680.25=0.92 16.90.13=130 1.553.90.40 3.70.016=0.0592 (保留两位小数) 13.760.8=11.0085.20.6=3.128.41.3=10.926.40.5=3.24.480.4=1.7925.255=26.25 35.44.2=148.68 0.0420.54=0.02268 0.760.32=0.2432 0.250.046=0.0115 2.523.4=8.5681.0825=27 0.120.50.160.0096 4.80.251.20.1251.40.18 （保留两位小数） 2.50.7=3.571（保留三位小数） 10.13.3=3.06(06上面两个点)（商用循环小数） 10.7512.5=0.86（用乘法验算）3.259.04=29.38 （用除法验算） 3、脱式计算（能简算的要简算） 2.57.14 16.129916.12 5.20.90.9 =71 =1612 =5.58 7.2899+7.28 4.3500.2642.640.5 =72.8 =43 =62.68 2615.715.724 (2.275 0.625)0.28 =785 =0.812 3.94+34.30.2 1.2(9.62.4)4.8 =10.8 =18.91.14.7 2.75.43.9 3.69.85-5.46 =46.013 =56.862 =30 8.053.4+7.6 6.584.50.9 2.80.5+1.58 =34.97=26.649 =2.98 324.90.9 4.84.80.5 (1.250.125)8 =36=2.4=9 4.8100.1 56.59956.5 7.0910.80.87.09 =480.48=5650 =70.9 4.85 + 0.35 1.48.7 17.4 - 8.7 7.49.5101 =5.1=87 =959.5 12.50.42.580.68 (5.2 -3.5)1.25 =100 =0.5 40.5 0.810.18 4.8 （152.4） 2.1308257 =9 =30 =0 6.81+6.8199 0.2518540 4.40.83.40.8 =681=1850 =0.8 (9.37+9.37+9.37+9.37)2.5 2.376.3+2.373.7 3.810.1 =93.7 =23.7=38.38 2.51.250.32 3.810.1 2.5(3.80.04) =1 =38.38 =0.38 0.2539+0.25 0.12572 460.33+540.33 =10 =9 =33 (85.27) 1.256.81+6.8199 0.2518540 =52.7 =68.1 =1850 6.80.750.5 3.750.1252.75 1.53+23.47.2 =10.2 9.599 =940.5 =27.25=4.78 13.50.98 12.58.8=13.23 =110篇二：小数加减乘除混合运算训练题 小数加减乘除及混合运算专项训练 小数加减法（竖式计算方法）：相同数位对齐（小数点对齐），从低位算起。 小数乘法：（竖式计算方法）：末位对齐，按整数计算，积的小数位数等于各因数的小数位数的和。 小数除法：（竖式计算方法）：（）小数除以整数：先除整数部分，整数部分不够除商“”，一位一位的计算，除不尽是补“”再算。（）小数除以小数：按商不变规律化除数为整数，然后按小数除以整数计算。 混合计算：（递等式计算，又称脱式计算）先算乘除，再算加减，有括号的先算括号里面的，如果有中括号，先算里面的小括号。） 一、竖式计算。 2.460.06= 32.4+2.6= 7.06-6.5= 0.380.25= 10.50.21= 17.05+2.83= 4.561.9= 90.45= 10.125= 2.85+1.05= 9-6.28= 0.080.16= 26.81+5.29= 9.7+12.34=4.681.2=0.321.05=6.240.3= 1.85.04=10.26.7=3.25+15.7=36.7-12.9= 2.11.08=120.24=1.92-0.71= 10-0.82=5.9-3.58= 81.939= 0.283.04= 0.911.24=0.09223= 2.521.8= 52.72.03= 1.7+12.85= 0.4681.2= 15.7-3.25=二、递等式计算。 4.8(3.5-2.1) 7= 18.75-0.232-4.54= (4.2+4.22.1) 0.2= 17(1.2+0.5) 5=40.8-0.84 = 8.594.10.14.59= 1.51(2.1-2.05)= 16.7-(6.2+9.5) 8.3 = 12.25+7.75-12.5+7.75= 9.41.28-(1.54-0.31)= (6.1-4.6) 0.80.4= 3.64.253.64.25= 三、列式计算。（必须是递等式计算） （1）9.6里有多少个0.16？ （2）4.86与3.27的差是0.25的多少倍？ （3）5.18除以4与9.25的积商是多少？ (4)23的十分之一与7.9的一半的和是多少? (5)8.4加上8.4与1.6的差,所得的和除以4, (6)用10减去6.8的差去除24.8,商是多少? 商是多少? (7)6.2减去2.4与1.3的和,除以1.25的 (8)4.8与2.7的和乘5.02,积是多少? 商是多少? (9)35.7除以0.7的商,加上12.5与的积, (10)10.2减去2.5的差,除以0.35与24.8的积,和是多少? 商是多少?篇三：五年级小数混合运算练习题 1.97.99.6 5.750.2 14.50.6 9.56.55.4 8.16.34.1 5.50.20.2 3.74.65.2 7.45.35 61.34.4 4.67.12 1.77.74.1 0.87.20.4 9.87.54.1 9.37.20.7 7.27.70.8 3.33.60.2 0.30.10.1 1.10.68.3 3.12.30.2 7.15.75.2 1.77.50.8 4.90.20.9 2.52.41.7 8.87.69.4 7.88.40.5 6.11.49.7 3.76.10.56.99.415 7.11.36.2 7.78.96.6 3.390.2 7.77.80.5 6.50.90.5 4.72.52.3 9.67.315.1 2.25.27.3 0.55.20.7 3.24.90.4 4.69.70.7 1.28.90.2 25.30.5 7.78.63.8 0.65.30.6 3.210.8 6.94.20.8 5.85.40.6 5.75.62.3 431.5 5.22.30.4 467.5 9.24.13.2 7.70.93.7 9.20.40.7 8.20.60.69.64.62 30.77.7 4.22.11 2.92.21.6 0.68.12.8 3.40.74.2 4.60.30.8 6.47.30.2 7.21.13.6 7.64.20.4 5.52.14.2 0.63.20.6 4.38.84.8 5.20.90.6 34.52.8 7.44.82.1 75.30.3 9.51.60.2 7.14.32.6 1.61.27.2 3.42.63 0.38.32.5 1.80.52.9 2.285.4 6.76.90.7 9.27.80.4 6.21.19.27.52.30.7 7.426.4 10.60.8 0.520.6 9.72.20.2 8.68.10.2 6.62.82.3 8.70.80.7 10.41.2 8.31.27.4 1.31.20.2 6.91.51.4 9.87.414.9 3.40.20.8 5.87.40.6 8.68.35.8 6.120.7 5.28.60.7 0.23.30.9 5.37.63.3 1.51.33.5 5.81.12.5 5.73.18.1 43.15.2 43.68.4 1.50.31.7 5.50.22.17.58.70.4 5.42.16.1 5.12.67.7 6.76.67.2 1.11.70.4 6.76.62.5 3.93.22 7.70.31.1 7.77.76.7 9.82.59 1.36.45.7 8.656.1 1.784.2 4.55.10.3 1.74.41.8 1.47.12.2 48.60.5 8.31.88.3 4.82.75.2 9.73.68.9 8.56.37.7 4.36.81 2.71.78.5 8.21.19.3 280.8 10.41.2 8.49.69.9五年级上小数乘除混合运算习题