五年级小数乘除法计算题复习(含答案).doc

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1、如有侵权，请联系网站删除，仅供学习与交流五年级小数乘除法计算题复习(含答案)【精品文档】第 5 页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 0.0570.35 0.920.40.368 0.20.260.052 0.1440.560.020.10.002 1.20.30.360.20.40.08 8.21.810 10035.2264.78 2.349.2 2.50.41 2.4512 0.2240.88 3.25000.90.520.38

2、3.9913.99 03.520 12.58100810 =0.8 10-1.8-7.2=1 0.43+3.57=4 2.5412=1200.90.8=0.72 7.5x-3x =4.5x a+3a+7a=11a 1.05100=105 10.5=2 0.963=0.32 1.470.7=2.1 5.46=0.9 0.16510=1.65 0.56100=56 3.78100=378 40.8 =53.215100=321.5 0.810=8 4.08100=408 1.10.2 =0.220.60.8 =0.48 30.9=2.7 2.50.4=1 3.60.4=1.4412.58=100

3、500.04=2 800.3 =2.4 1.19=9.9 0.165=0.8 1.782.2 =3.98 9.60.6 =16 1.20.5-0.4 =0.2 0.70.01 = 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 4.23.51.21.6+2.40.3 =2.32 2.140.91.242745673=556 0.30.3=0.097.22.810 0.90.0190 120.3=40 2.870.74.11343.25 0.960.33.21.50.40.6 70.2528

4、 2.50.70.8=1.4 82.55.5 161.610 5.61.01=5.6568（2.50.25）22 0.360.64164.32164.02 4.20.14272.80.8918.44.22 13.89.923.7 2.42.560.050.80.04 2.560.372.19 1.250.80.50.5 122.530 1.2333.69 3.21.62 3.53.5314 19.629.8 8.82.2= 4 0.7543（1.50.25）47 0.50.8=0.48.40.2=1.68 1.60.20.32 7.20.3=2.16 2.80.30.84 0.90.15=6

5、1.80.4=0.72 5.50.55=10 0.08100= 82.20.11=20 5.464.54=10 12.50.8=10 0.350.3=0.1051.45=7 2.84=11.2 19.64=4.9 22.54=902、用竖式计算 0.3961.2=0.33 0.7560.36=2.1 15.613=202.80.1815=2.7 0.02514= 0.35 3.0636=110.160.040.120.0048 3.842.610.0 5.76317.28 （保留一位小数）7.1522=157.3 90.753.3=27.5 3.680.25=0.9216.90.13=130

6、1.553.90.40 3.70.016=0.0592 (保留两位小数)13.760.8=11.008 5.20.6=3.12 8.41.3=10.92 6.40.5=3.2 4.480.4=1.792 5.255=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=8.568 1.0825=27 0.120.50.160.0096 4.80.251.2 0.1251.40.18（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

7、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 =5.587.2899+7.28 4.3500.2 642.640.5=72.8 =43 =62.682615.715.724 (2.275 0.625)0.28 =785 =0.8123.94+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 =308.053.4+7.6 6.58

8、4.50.9 2.80.5+1.58=34.97 =26.649 =2.98324.90.9 4.84.80.5 (1.250.125)8=36 =2.4 =94.8100.1 56.59956.5 7.0910.80.87.09=480.48 =5650 =70.94.85 + 0.35 1.4 8.7 17.4 - 8.7 7.4 9.5101=5.1 =87 =959.512.50.42.58 0.68 (5.2 -3.5)1.25 =100 =0.540.5 0.810.18 4.8 （152.4） 2.1308257=9 =30 =06.81+6.8199 0.2518540 4.4

9、0.83.40.8=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 =38.382.51.250.32 3.810.1 2.5(3.80.04) =1 =38.38 =0.380.2539+0.25 0.12572 460.33+540.33=10 =9 =33(85.27) 1.25 6.81+6.8199 0.2518540=52.7 =68.1 =18506.80.750.5 3.750.1252.75 1.53+23.47.2=10.2 =27.25 =4.789.599 13.50.98 12.58.8 =940.5 =13.23 =110