人教版小学五年级下册口算练习题

1、500=500=500=500=7.2+2.8二78x100=0-150=32-0.4=1300 x300=2.6x100=150-15=32x0.4=2600-100二32.8-8=1.64-4=300-60=18x700=400-80=64-4=360-20=420-70二9x4=540-90=74-2=360-40二270-30=540-60=57-19=70-70=400-50=350-70=810-90=430-5二6.6-1.1=7.6-4=1.54-0.22=4800-200=1.89-0.63=3600-180=128-3.2110-55=32.8-41=750 x0.5=4.

2、32-0.8=960-12=200-40=420-30=142-71=560-80=60 x0.02=660-30=480 x0.8=72-4=0.63-21=6400-800=0.05x20=51-1.7=48-16=70-35=9.2-2.3=2.7x0.3=1.5x0.4=28x0.03=0.38-19=0.68-3.4=40-2=650-13=980-14=680-34=720-4=800-16=720 x0.5=230-46二600 x0.03二160-40=0.23x30160-40=0.23x3050 x1.2二3300 x30=9600-300=4000-90=560-70=1

3、500-300=0.05x200=7200-9=0.18x20=4.5x0 x250=8.4-4.2=8x1.5=4.8-0.3=3.4-1.4=7.82-7.2=2.19+9.1=10.1-0.89=0.68+0.42二8.1-5.1=0.728-0.24=0.8+0.18二0.89-0.25=1-0.98=0.048+0.52=5x400=19.911.1=187-1000=13.89=0.081x10=75-10=0.96-0.8=0.8x7二1.5x7二1.32x8二0.7x8二10.3x2二5x0.6二0.9x0.3二3.5x0.2二2.01x0二10 x0.05二0.13x7二0.

4、21x100二0.7x4二0.05x4二4x0.3二12.5x8二2.3x4二3.25x0二0.4x50二30 x0.1二2.6x3二4.1x2二0.35x0.2二7.5x0.1二1-0.08二3.5x0.01二1.25-0.25二0 x9.8二3.9+0.39二4.8+5.2二0.5x0.4二4-0.25二3-4=8.1-9二2.5x4二6-0.025=25004-500=1.4x300=0.26x200=0.50 x0.50 x0.3-0.1=0.3-0.1=6.8-2.423=6.8-2.423=3.6+6.3二0.05x4=3.5x0=0-3.5二0.9x0.3=1x0.06=9x0.

5、5二1.25x8=2.6x3=4.1x2=0.35x0.2=7.5x0.1=0.9x0.3=1x0.06=9x0.5=1.25x8=0.2x0.4=8.2+1.8=100-35.22=2.5x0.4:=2.4x5=0.22x4二0.9-0.52=3.99x1=0 x3.52=2.5-5=8.4-7=0.34-17=2.5-0.5=8.4-0.7=0.34-0.17=30.4-4=1.2x6=0.72-0.6=2.6-1.3=0.6x0.3=0-3.65=7.82-1=0.001-0.1=1.4-0.7=3.6-0.06=5.6-0.9=5.6-1.4二0.48-0.8=4.4-0.11=4.2

6、x3=3.2x0.4=0.3-0.01=4-0.5=5.1-0.17=0.28-1.4=0.9-0.45=9.6-16=1-0.01=0.01-1=7.5-1.5=0.81-9=3-0.5=10-25=4.8-0.16=0-3.89=3.52-1=2.5x4=6.4-4=1.5-0.3=1x0.4-1x0.4=1.8x5=7.2三0.9二25x40.25x4二9-5-1.9-5=9-5-1.9-5=25x3.3x0=4.5-0.9=2.5x4=6.3+7=2.199.1=5X0.75F1.5X0.75二0.7+3=1.2X0.8二0.9X7+10.7二6.3三0.021二1.5三0.03二5X

7、0.7=0.43X5二3.6三0.9-4二3.2X50=3.2X0.5二1X0.010.1=1.25三0.5二1.293=7.2-1.2+6.7=25X36=875X45=5X45=39.4519.350.559.35360F15X639.4519.350.559.35360F15X639.4519.350.559.35360F15X639.4519.350.559.35360F15X62.32.3三0.25三0.43.14X25=3.14X36=3.14X16=598三23=1976三52=108三45=12.56三3.14=78.5三3.14=6.21三0.3=4.58-(2.58+1.5

8、)2.7X0.991.25X2X0.37X4(2.5-0.25)X0.43.78X99+3.7842.2X1038.3X990.125X3.2X0.252x8.2=18.23(x1.5)=67.28X99+7.287.28X99+7.287.28X99+7.287.28X99+7.280.48X25X0.382X1512.2X208.87.7三2.54.023.50.98(58+370)三(64-45)120-14418+352.5X7.1X416.12X9916.125.2X0.90.94.3X50X0.22.8X0.5+1.582.8X0.5+1.582.8X0.5+1.582.8X0.5

9、+1.58642.64X0.526X15.7+15.7X24(2.275+0.625)X0.283.94+34.3X0.21.2X(9.622.4)24.88.9X1.1X4.72.7X5.4X3.93.6X9.85-5.468.05X3.4+7.66.58X4.5X0.90.87X3.16+4.640.87X3.16+4.640.87X3.16+4.640.87X3.16+4.64324.90.94.84.8X0.5(1.250.125)X84.8X100.156.5X99+56.57.09X10.80.8X7.094.85+0.35三1.48.7X17.4-8.7X7.412.5X0.4X2.5X89.5X1013.75三3.75三0.125-2.751.53+23.4三7.23.8X10.12.5X(3.8X0.04)3.8X10.12.5X(3.8X0.04)0.68十(5.2-3.5)X1.2540.5十0.81X0.184.8X(15十2.4)6.81+6.81X990.25X185X404.4X0.83.4X0.8(9.37+9.37+9.37+9.37)X25