小学五年级小数乘除法计算题大全.pdf

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1、五年级数学上五年级数学上一用竖式计算。一用竖式计算。15.615.624=0.13824=0.13815=1.3515=1.3527=0.41627=0.41632=32=2.6882.6880.56=10.6250.56=10.62525=0.37525=0.3750.025=0.160.025=0.160.25=0.25=12612645=1545=150.06=100.06=100.004=2.70.004=2.77.5=7.5=25.625.60.032=56.280.032=56.2867=67=10510575=6.7575=6.7515=15=22.422.44=1.84=1.8

2、12=6.712=6.70.3=2.40.3=2.46.2=6.2=0.560.560.04=3.70.04=3.74.6=0.294.6=0.290.07=6.50.07=6.58.4=8.4=1.81.823=0.3723=0.370.4=1.060.4=1.0625=725=70.86=0.86=0.60.60.86=270.86=270.43=4.80.43=4.80.25=1.50.25=1.5105=105=二口算。二口算。0.80.825=1.2525=1.258=0.258=0.254=104=100.5=10000.5=10000.8=2340.8=2340.1=0.1=45

3、64560.001=40.001=48=68=612=312=315=3015=300.9=3.20.9=3.2100=100=三简便算法。三简便算法。2.322.326.56.57.687.686.5 6.3456.5 6.3452.542.546.456.456.3456.3456.3456.34564640.125 1.250.125 1.2564640.125 250.125 250.320.3212.5 6.812.5 6.80.50.528.628.60.5 537.50.5 537.55 416.245 416.2425 438.425 438.4125 4.5125 4.54

4、40.50.54204200.25 360.25 360.5 438.90.5 438.95 3.65 3.60.25 0.480.25 0.481.25 960001.25 960001251252.42.40.125 7.20.125 7.22.5 372.5 378 81.25 2.51.25 2.5104104一、直接写出结果。一、直接写出结果。0.80.80.6=0.6=1.251.2580=80=5.245.243.76=6253.76=6250.8=0.8=4.24.23.6=3.6=0.320.3216=16=13130.26=0.26=9.69.616=16=14.514.5

5、0.24=40.24=48=8=1.31.38.46=8.46=0.80.80.45=0.45=5 52.4=2.4=1 10.01=0.01=8.18.13=2.43=2.412=25012=2500.4=0.4=20.520.52.05=2.05=37.537.5400=400=0.780.782.2=2.2=1.51.58=8=6161.5=.5=250.4=250.4=9.616=9.616=4 40.04=0.04=4.154.150.85=0.85=10100.1=0.1=0.137=0.137=9.64=9.64=二、列竖式计算二、列竖式计算1.641.642.35=8.652.

6、35=8.656.31=6.31=28.44814=28.44814=0.58250=0.58250=12.5 12.53.6=3.6=10.8834=10.8834=10107.64=7.64=1.867=1.867=13.88 13.886.29=6.29=9260.15=9260.15=8500=8500=6.3 6.37.93=7.93=13.613.68.46=100.28.46=100.22.28=442.28=449 9（精确到百分位）（精确到百分位）237.06=237.06=0.168=0.168=三、计算（能简便的用简便方法计算）三、计算（能简便的用简便方法计算）8 825

7、251 1252516 416 40404250 45250 455555（6 6828215155555）3 32 299993 32 42 48 8393961614 48 348 34525217178787121223 223 25 556+456+45 565 4865 489 9109109489 4489 4 57+357+3 17+317+3 43+543+5 8383（85854040）（20205 5）578 578405405454516 416 4 6 6565648484 46 64 46 64 4一、直接写出得数一、直接写出得数0.60.8=30.9=2.50.4=

8、3.60.4=0.60.8=30.9=2.50.4=3.60.4=12.58=500.04=12.58=500.04=800.3=1.19=800.3=1.19=二、二、列竖式计算列竖式计算6.50.04=0.380.25=1500.12=0.871.9=8.50.39=6.50.04=0.380.25=1500.12=0.871.9=8.50.39=3.526.7=3.526.7=三、简便计算三、简便计算12.50.960.8 2.5(3.80.04)7.69101 460.33+540.3312.50.960.8 2.5(3.80.04)7.69101 460.33+540.330.253

9、9+0.25 999.80.2539+0.25 999.8一、列竖式计算一、列竖式计算36365.5=5.5=18183.06=3.06=3.45 3.4521=21=31.524.5=0.80.56=4.230.028=31.524.5=0.80.56=4.230.028=二、简便计算二、简便计算1.011.018.5 0.798.5 0.7998980.790.79 2 1.252 1.259.879.878 0.258 0.255.85.80.40.476.376.3272776.376.317 0.12517 0.12572 2.472 2.499 2.8699 2.861011012

10、.86 4.652.86 4.6532+6.832+6.846.546.5一、列竖式计算一、列竖式计算0.631.05=360.56=0.320.25=0.631.05=360.56=0.320.25=7.20.78=3.032.06=871.15=7.20.78=3.032.06=871.15=二、简便计算二、简便计算4.84.81.25 0.731.25 0.73102 7.8102 7.85.65.67.87.84.4 2.314.4 2.311.21.20.5 82.80.5 82.8313182.882.869 12.569 12.50.40.42.52.58 0.258 0.253

11、6 0.8536 0.851991997.257.2567.8767.877257250.27870.2787一、列竖式计算一、列竖式计算4.87.5=1507.4=0.451.32=4.87.5=1507.4=0.451.32=0.28 0.280.25=30.25=308080.43=480.43=480.35=0.35=二、简便计算二、简便计算4.27.8+2.24.2 0.258.54 9.51014.27.8+2.24.2 0.258.54 9.5101 7.6 7.60.80.80.20.27.67.60.80.8（4.34.31.251.25）3.12 3.123.123.129

12、9 0.8699 0.8615.715.70.860.8614.7 10114.7 1018.68.68.6 (88.6 (85.27)5.27)1.251.25小学五年级数学上期计算练习题集小学五年级数学上期计算练习题集2.142.140.9=0.5+7.6=2400.9=0.5+7.6=24048=420048=4200300=0.75300=0.750.38=0.38=396+99=90396+99=9030=2030=2035=135=10.2=30.2=32.25=2.25=1.57+3.43=286+199=1.57+3.43=286+199=18.5418.549.9=369.9

13、=3699=2.499=2.42=482=480.6=0.6=963=963=0.240.2=4.86=0.960.03=0.240.2=4.86=0.960.03=9.60.3=3.2424=9.60.3=3.2424=3.243.240.24=3.242.4=2.42=480.6=0.24=3.242.4=2.42=480.6=0.240.2=4.86=0.960.03=0.240.2=4.86=0.960.03=9.60.3=25.86=9.60.3=25.86=22.83=5.980.23=19.765.2=3.817=22.83=5.980.23=19.765.2=3.817=246

14、.413=2.170.7=0.40.01=246.413=2.170.7=0.40.01=300.01=151.5=300.01=151.5=12.9-12.9-8.5=7.20.4=2.81.4=8+28.5=7.20.4=2.81.4=8+2314-202=526+301=223-99=0.45314-202=526+301=223-99=0.450.30.33.63.6 0.3 0.310100.070.07 0.3 0.30.140.144 4 0.02 0.0210010035.2235.222.52.50.40.4 2.4 2.43.993.991 1 0 00.43+3.57=2

15、.5412=0.43+3.57=2.5412=0.90.8=7.5x0.90.8=7.5x0.963=1.470.7=5.46=0.963=1.470.7=5.46=3.78100=3.78100=3.215100=0.810=4.08100=1.10.2=3.215100=0.810=4.08100=1.10.2=30.9=2.50.4=3.60.4=30.9=2.50.4=3.60.4=800.3=1.19=800.3=1.19=0.160.165=1.785=1.780.30.31.41.4 0.05 0.050.10.1 1.2 1.24 45 5 0.22 0.223.523.52

16、12.5 12.5-3x=a+3a+7a=1.05100=3x=a+3a+7a=1.05100=40.8=40.8=2.2=9.62.2=9.62.40.2=4.80.6=2.40.2=4.80.6=963=963=2.40.2=4.80.6=2.40.2=4.80.6=3242=3242=5.3+6.7=5.4-3.6-1.4=5.3+6.7=5.4-3.6-1.4=-8+2=286+198=-8+2=286+198=2.52.5 0.8 0.81.251.257 7 0.92 0.920.40.4 0.2 0.20.260.260.3=0.20.3=0.20.40.4 8.2 8.21.8

17、1.84 4 3.25 3.250.5=0.90.5=0.90.520.528 8810=10810=10-1.8-7.2=-1.8-7.2=10.5=10.5=0.16.510=0.56100=0.16.510=0.56100=0.60.8=0.60.8=12.58=500.04=12.58=500.04=0.6=1.20.6=1.20.5=0.70.5=0.70.01=0.01=2.3 2.32.52.50.4=120.4=123.9=6.63.9=6.60.66=3.90.66=3.92.032.03 4.2 4.23.53.51.6+2.41.6+2.40.3=2.140.3=2.14

18、0.90.9272745645673=0.373=0.30.3=7.20.3=7.22.82.8 0.9 0.90.010.01 12 120.3=0.3=2.872.870.70.7 13 134 4 0.96 0.960.30.3 1.5 1.50.40.4 7 70.250.252.52.50.70.70.8=80.8=82.52.516161.61.6 5.6 5.61.01=0.361.01=0.360.64=64.320.64=64.321616 4.2 4.20.10.172.872.80.80.8 8.4 8.44.24.2 13.8 13.89.99.9 2.4 2.42.5

19、2.5 0.05 0.050.80.82.562.560.370.37 12 122.52.51.231.233 3 3.2 3.21.61.6 3.5 3.53.53.53 3 19.6 19.62=8.82=8.82.2=2.2=0.750.754 4 0.5 0.50.8=8.40.8=8.40.2=1.60.2=1.60.20.2 7.2 7.20.3=0.3=2.82.80.30.3 0.9 0.90.15=0.15=1.80.4=5.50.55=0.08100=2.20.11=1.80.4=5.50.55=0.08100=2.20.11=5.46 5.464.54=12.54.54

20、=12.50.8=0.350.8=0.350.3=1.40.3=1.45=5=2.84=2.84=19.64=19.64=22.54=0.3961.2=22.54=0.3961.2=0.7560.36=15.613=0.1815=0.02514=0.7560.36=15.613=0.1815=0.02514=3.06 3.0636=36=0.040.040.120.12 3.84 3.842.6=5.762.6=5.763 37.1522=90.753.3=7.1522=90.753.3=3.680.2=16.90.13=3.680.2=16.90.13=1.553.9=3.70.016=13

21、.760.8=5.20.6=1.553.9=3.70.016=13.760.8=5.20.6=8.41.3=8.41.3=6.40.5=4.480.4=5.255=6.40.5=4.480.4=5.255=35.44.2=0.0420.54=35.44.2=0.0420.54=0.760.32=0.250.046=0.760.32=0.250.046=2.522.523.4=1.083.4=1.0825=4.825=4.80.250.25 2.5 2.50.7=0.7=10.13.3=10.13.3=10.7512.5=3.259.04=12.58.8=10.7512.5=3.259.04=1

22、2.58.8=0.43 0.430.28=0.28=6.450.73=4.60.6=8.90.05=6.450.73=4.60.6=8.90.05=3.080.43=1.526.7=5.2229=18.723.6=3.080.43=1.526.7=5.2229=18.723.6=13.953.1=810=1013.953.1=810=10-1.8-7.2=0.43+3.57=-1.8-7.2=0.43+3.57=2.5412=2.5412=0.90.8=7.5x0.90.8=7.5x-3x=a+3a+7a=-3x=a+3a+7a=1.05100=10.5=1.05100=10.5=0.963=

23、1.470.7=0.963=1.470.7=5.46=5.46=1280.4=780.6=9.63.2=1280.4=780.6=9.63.2=650.05=540.12=650.05=540.12=320.4=360.18=320.4=360.18=420.003=780.06=450.005=810.03=420.003=780.06=450.005=810.03=7.20.002=7.20.002=10001.25=102.5=10001.25=102.5=1200.024=1200.024=7.55=8.60.002=7.55=8.60.002=0.00363.6=8.62=0.003

24、63.6=8.62=2.50.005=0.360.0006=7.52=6.321=2.50.005=0.360.0006=7.52=6.321=8.60.0043=8.60.0043=460.0023=8.40.0084=1.283.2=460.0023=8.40.0084=1.283.2=9.80.7=4.60.023=9.80.7=4.60.023=0.0090.005=390.0003=0.0090.005=390.0003=133.0007=5.050.5=1230001.23=0.0012550=133.0007=5.050.5=1230001.23=0.0012550=5.6700

25、=5.6700=7600.008=4.3296=4920.004=7600.008=4.3296=4920.004=18.630.03=9.599=18.630.03=9.599=13.50.98=0.113.50.98=0.1-0.047=-0.047=0.292.9=3.40.2=0.5719=63+124+76=0.292.9=3.40.2=0.5719=63+124+76=7.0910.8=7.0910.8=0.87.09=9.5101=3.810.1=0.87.09=9.5101=3.810.1=7.69101=3.810.1=7.69101=3.810.1=0.12572=719+

26、7=0.12572=719+7=22.83=5.980.23=19.765.2=3.817=22.83=5.980.23=19.765.2=3.817=3242=3242=246.413=2.170.7=0.40.01=246.413=2.170.7=0.40.01=5.3+6.7=5.4-3.6-1.4=5.3+6.7=5.4-3.6-1.4=300.01=151.5=300.01=151.5=12.9-12.9-8.5=7.20.4=2.81.4=8+28.5=7.20.4=2.81.4=8+2-8+2=286+198=-8+2=286+198=314-202=526+301=223-99

27、=0.45314-202=526+301=223-99=0.452.52.5 0.8 0.81.251.250.30.33.63.6 0.3 0.30.30.310100.070.07 0.3 0.31.41.4 0.05 0.057 7 0.92 0.920.40.4 0.2 0.20.260.260.140.144 4 0.02 0.020.10.1 1.2 1.20.3=0.20.3=0.20.40.4 8.2 8.21.81.810010035.2235.22 2.3 2.34 42.52.50.40.4 2.4 2.45 5 0.22 0.224 4 3.25 3.250.5=0.9

28、0.5=0.90.520.523.993.991 1 0 03.523.52 12.5 12.58 8 5.4 5.42.52.51.4=2.51.4=2.51.251.250.32=120.32=126.26.23.8=3.8=(180+20)5=1.7+0.43+3.3=75254=(180+20)5=1.7+0.43+3.3=75254=250 2502502505=5=70+5070+5050+70=13.7+0.98+0.02+4.3=18.650+70=13.7+0.98+0.02+4.3=18.63.473.470.53=720.53=7210110172=23572=23528

29、28353528=28=2.62.678+7878+787.4=7.26-(5.26-1.5)=87.4=7.26-(5.26-1.5)=8(2.5(2.50.25)0.25)1.25 1.250.80.80.50.5（1.51.50.25)0.25)4 4 0.12 0.120.50.50.160.167.2899+7.28=4.3500.2=7.2899+7.28=4.3500.2=543618=543618=102 10245-328=100145-328=10019036903618=3.818=3.85.25+14.5=5.25+14.5=300-300-426321=0.810.2

30、5+5.96=4031327=426321=0.810.25+5.96=4031327=(25+4)(25+4)4=4=（1.2+1.8)1.2+1.8)4.5=10254.5=102576876832=645-32=645-4512=4512=10-2.87-10-2.87-7.13=0.96+9.69.9=7.13=0.96+9.69.9=40119+284=640+12845=40119+284=640+12845=1.2581.25=1.2581.25=5.37 5.370+4.63=2.50+4.63=2.57.17.14=16.124=16.12999916.12=5.0-0.91

31、6.12=5.0-0.90.9=7.280.9=7.2899+7.28=4.399+7.28=4.350500.2=0.2=64642.642.640.5=3.94+34.30.5=3.94+34.30.2=8.90.2=8.91.11.14.7=4.7=2.75.43.9=2.75.43.9=3.69.853.69.85-5.46=8.053.4+7.6=5.46=8.053.4+7.6=6.58 6.584.54.50.9=2.80.9=2.80.5+1.58=0.5+1.58=32324.94.90.9=4.80.9=4.84.84.80.5=(1.250.5=(1.250.125)0.

32、125)8=4.88=4.8100.1=100.1=56.556.5999956.5=4.85+0.3556.5=4.85+0.351.4=0.871.4=0.873.16+4.64=3.16+4.64=40.50.810.18=40.50.810.18=4.8(15 2.4)=2.1308257=4.8(15 2.4)=2.1308257=6.81+6.8199=6.81+6.8199=0.2518540=2.5(3.80.04)=0.2518540=2.5(3.80.04)=0.2539+0.25=(85.27)1.25=0.2539+0.25=(85.27)1.25=6.81+6.819

33、9=6.81+6.8199=0.2518540=6.80.750.5=0.2518540=6.80.750.5=3.750.1253.750.1252.75=2.75=1.53+23.47.2=1.2+3.2+0.8=1.22.54=1.53+23.47.2=1.2+3.2+0.8=1.22.54=3.01+1.7+0.99=3.01+1.7+0.99=10.666=2.710.666=2.7-2.72.7=2.72.7=5.4(0.510.17)=5.4(0.510.17)=0.7899+0.78=5.4(7.266.05)=0.7899+0.78=5.4(7.266.05)=8.717.4

34、8.717.4-8.77.4=8.77.4=12.50.42.58=12.50.42.58=0.68 0.68（5.2-3.5)5.2-3.5)1.25=(0.25+2.5+25)1.25=(0.25+2.5+25)0.4=0.4=5-5-0.90.2+1.80.5=0.90.2+1.80.5=6.43.28+4.63.286.43.28+4.63.28-3.28=-3.28=12.2712.272121(7.3(7.36.6)6.6)2.4=4.42.4=4.40.80.83.43.40.8=0.8=(9.37+9.37+9.37+9.37)2.5=2.376.3+2.373.7=(9.37

35、+9.37+9.37+9.37)2.5=2.376.3+2.373.7=460.33+540.33=1.93+2.7+2.07+7.3=460.33+540.33=1.93+2.7+2.07+7.3=262615.715.715.715.724=(2.27524=(2.275 0.625)0.625)0.28=85.070.28=85.07(15.3(15.34.8)+5.369=404.8)+5.369=40（3.53.52.75+0.862.75+0.86）=37=3725+26825+26867=67=（32+36032+3604545）72=72=（7590759033331414）5

36、4=41254=412（60760736361414）=10.5=10.5(5.2-3.5)=(5.2-3.5)=（13.813.88.78.7）0.034=6.25+3.85-2.125+3.875=0.034=6.25+3.85-2.125+3.875=3.375+5.75+2.25+6.625=3.375+5.75+2.25+6.625=2.14.3+5.72.1=2.14.3+5.72.1=3.3750.97+0.976.625=3.3750.97+0.976.625=6.54+2.4+3.46+0.6=95.61.8+95.68.2=6.54+2.4+3.46+0.6=95.61.8

37、+95.68.2=1.5 1.54.24.20.750.750.25=3.270.25=3.274+3.274+3.275.7=5.7=0.250.2580800.450.450.9=2.4+2.40.9=2.4+2.4(5.375-3.375)=(5.375-3.375)=7.5-7.5-5.713=12.375.713=12.37-3.25-6.75=-3.25-6.75=166.8+2.216+16=166.8+2.216+16=58.7-58.7-16.653.7=16.653.7=0.44.72.5+(2.3+50.44.72.5+(2.3+5.3)=9.31-1.125-7.875

38、=.3)=9.31-1.125-7.875=400(0.62+0.08)=400(0.62+0.08)=1.2(9.62.4)4.8=1.2(9.62.4)4.8=（8.588.583.693.69）（3.43.41.81.8）=1.5=1.5（10.0310.0315.615.67.57.5）=30.630.6（4.54.50.160.16）=4.7+3.91=4.7+3.91(32-29.7)=3.12(32-29.7)=3.12（0.90.90.70.70.10.1）=9.2+9.728=9.2+9.7283.23.21.5=2.41.5=2.40.750.751.251.252.5=2

39、.5=（20.220.20.60.62.122.12）0.1=0.1=(1.50.9+3.65)2.5=8.480.80.(1.50.9+3.65)2.5=8.480.80.9=1019=1010.360.36（14.414.40.050.05）=(25.3-9.7)=(25.3-9.7)0.30.38.5=10.58.5=10.5(5.1(5.14.4)+18.25=4.114.4)+18.25=4.110.720.72(3.38(3.382.132.13）=10251025112511254.54.53.6=3.6=（6.86.85.45.4）2.752.750.9=0.8750.9=0.

40、87536+4.0536+4.058.1=8.1=（22722725254.684.68）0.5=6300.5=630（2.982.986.56.50.080.08）=(21.88+29.8)=(21.88+29.8)7.6=7.6=(8.1(8.15.4)5.4)3.63.685.7=(3.44+20.585.7=(3.44+20.50.32)0.32)0.16=0.540.16=0.54(8.7(8.745.3)45.3)28.4=0.128.4=0.11+11+10.80.80.1=0.1=（1.251.256.46.4）14.8814.882.4=2.4=(4.3(4.32.012.0

41、12.2)2.2)4=4=58.858.8（0.60.60.70.7）0.02=10.40.02=10.47.797.79（0.350.350.60.6）=3.6=3.6（1.21.20.50.5）5=13.75=13.70.250.253.73.74=3.64=3.61.25+0.321.25+0.320.4=0.4=0.80.8(3.2(3.22.992.992.3)=2.3)=2.52.5(6(69.7289.7283.2)=5.23.2)=5.2(4.6(4.60.920.920.04)=5.40.04)=5.4(3.94(3.940.86)0.86)0.8=19.280.8=19.2

42、81.821.820.7=10.560.7=10.563.753.753.753.750.56=0.56=(1.5(1.5 0.80.81)1)0.4=0.4=（37.62+20.7637.62+20.76）0.042=0.042=（17.2-4.517.2-4.53.63.6）0.32=(6.02+2.8)0.32=(6.02+2.8)0.4-2.05=3.270.4-2.05=3.27（80.5-9.8480.5-9.840.160.16）=(71.2=(71.271.271.20.9)0.9)0.25=0.25=1.081.08（3.94+34.33.94+34.30.20.2）=（4.

43、25-4.254.25-4.250.80.8）1.7=1.461.7=1.465+12.85+12.80.40.47.5=1.527.5=1.521.61.65 55.7=3.85.7=3.8（242425250.60.6）=0.25+0.125=0.25+0.125）（）（0.750.750.4)=0.4)=20202.52.54 48=8=(4.8(4.84.84.80.5)0.5)2=0.82=0.8（10.410.40.640.64）0.92=(25.3-9.7)0.92=(25.3-9.7)0.30.37.6=7.6=（4.5+1.34.5+1.36 6）1.5=58.81.5=58

44、.8（0.60.60.70.7）0.02=0.02=0.40.4(3.2-0.8)(3.2-0.8)1.2=1.2=16.78-16.78-1.61.50.8=1.61.50.8=(53.73-(53.73-17.49)(2.6+12.4)=17.49)(2.6+12.4)=18.64 18.644.354.352 220.9=8020.9=808.28.2（10107.67.6）=(9=(98.5)8.5)(5(54.76)4.76)0.1=1.60.1=1.68.48.41.51.50.18=0.18=（1.1-0.781.1-0.78）（）（2.7-1.952.7-1.95）=（20.2

45、20.20.60.62.82.80.4=0.060.4=0.06(10.14(10.140.64)0.64)2=17.682=17.685.2+2.75.2+2.71.5=19.8+(3.749-1.5=19.8+(3.749-0.299)2.3=0.299)2.3=8.6+15.40.41.4=8.6+15.40.41.4=1.51.51.21.20.60.62.4=0.62.4=0.6（6.256.252.52.50.250.25）=4.32=4.32151512125.15.10.85=5.60.85=5.6(12.5(12.58.58.5 0.85)=8.74-0.85)=8.74-8

46、.7423+7000.03=0.38+9.623.75.4=8.7423+7000.03=0.38+9.623.75.4=4.384.38（36.94+34.336.94+34.30.20.2）=（5.84-3.95.84-3.9）0.4+0.15=1.60.4+0.15=1.6(2.25+27.75(2.25+27.751.5)=2.021.5)=2.021.0271.0270.260.26）=6.5(106.5(10-3.7)+2.98=-3.7)+2.98=4.75+8.4(9.24.75+8.4(9.2-6.8)=-6.8)=4.5(0.754.5(0.75-0.356)+9.23=-

47、0.356)+9.23=5.4+(0.63+1.290.23)=5.4+(0.63+1.290.23)=1.46 1.465+12.85+12.80.40.47.5=2.987.5=2.986.56.5（3.23.23.123.12）=(15.6-2.4)=(15.6-2.4)0.8+4.32=0.8+4.32=4.114.110.720.72（3.383.382.13=2.13=（6.86.85.45.4）2.752.750.9=10.9=10.250.25（1.281.283.23.2）=4.78=4.780.220.22202016=31.716=31.70.50.50.70.71.65

48、=101.65=107.57.5（6.46.45.95.9）=（2.952.9510.5810.581.531.53）0.25=0.25=4.2(6.184.2(6.183.03)+6.33.03)+6.3=2.74+6.30.25=2.74+6.30.25=五年级上册小数乘除法计算题（二）五年级上册小数乘除法计算题（二）（商是循环小数的横式答案用简写方法记录，除不尽保留（商是循环小数的横式答案用简写方法记录，除不尽保留 2 2 位小数）位小数）85.4416 42.847 101.7985.4416 42.847 101.7967.51567.515230.46230.4621.243621

49、.24360.73623 43.5120.73623 43.51235.217 39.624 6.210.03 2101.435.217 39.624 6.210.03 2101.451.30.27 91.23.8 0.7560.18 0.660.351.30.27 91.23.8 0.7560.18 0.660.311.971.5 69.62.911.971.5 69.62.938.40.8 150.0638.40.8 150.068.20.128.20.120.80.9 76.45.4 4.730.80.9 76.45.4 4.731.251.2 3242 14.362.7 8.336.2

50、1.251.2 3242 14.362.7 8.336.21.70.03 2.410.71.70.03 2.410.70.3961.2 0.7560.360.3961.2 0.7560.3690.753.3 3.680.25 16.90.1390.753.3 3.680.25 16.90.131.553.91.553.925.26=34.5 1.5=5.60.04=1.812=25.26=34.5 1.5=5.60.04=1.812=1.81.2=7.839=4.080.8=1.81.2=7.839=4.080.8=0.540.6=6.30.14=7215=14.217=0.540.6=6.3