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1、苏教版五年级数学上册口算练习题2.5 5=0.012100=0.00540=500.01=7.5 200=32.08+0.07=7.005-3.58=50.005=1.8 9=0.18 0.9=0.75+10.05=780.01=9.6 0.1=8.05 0.1=0.1 0.01=0.023 1000=41100=8800400=0.1210=60030=7.59100=150+70=356-98=1258=1010.002=5.06+0.56=61.21-5.22=25.25-0.251=30.5=1025=4.80.16=03.89=1.50.3=1.85=7.20.9=8.40.4=03
2、.5=0.90.3=10.06=90.5=1.258=2.63=4.12=0.350.2=0.25 40=501000=45.03+0.52=14.1-10.02=5.60.8=5.61.4=0.480.8=4.40.11=4.23=3.20.4=0.30.01=40.5=87.01+0.99=58.02+1.003=1250.0008=1.25 0.8=60.025=3.6 6.3=0.054=3.50=35.06-23.12=71.1-0.01=71.10.1=71.1+0.01=54005=20034=550450=180600=270030=451.4=8100=89100=4.68+
3、7.10=9.63+6.28=7.71-2.69=9.91-8.74=6.07-1.69=5.00+6.13=8.24-7.63=5.21+5.49=400.25=40.4=7.5 0.25=4.2 0.7=3.5 0.01=3.5 0.01=351000=0.35 0.01=8.2 1.8=10035.22=2.50.4=2.45=0.224=0.9 0.52=3.991=03.52=2.55=8.47=0.3417=2.50.5=8.40.7=0.340.17=30.44=1.26=0.720.6=2.61.3=0.60.3=03.65=7.821=0.0010.1=1.40.7=3.60
4、.06=800.125=4000.005=12.50.1=12.5 0.1=500.002=2.5 0.01=4000.04 2000.001=5.10.17=0.2 81.4=0.90.45=9.616=410.01=0.011=7.51.5=0.819=7.50.1=0.90.3=0.350.001 3.5 0.5=10.06=90.5=1.258=0.20.4=4.50.9=2.54=12.54=0.30.1=4.52=7.8+0.22=3.40.4=12.6 0.9=481.6=1.140=2.26=1388.9=0.35 0.1=0.36 0.01=75.35-23.04=4.007
5、-0.09=270.027=2.1 0.01=2.0040.2=50.1+21.51=0.82+0.08=2731=0.6310=410=171000=0.56+0.4=8025=1-0.93=1.25100=5.6+99=4010025=90-0.9=510.001=350.001=540.1=540.1=541000=25.23+0.77=98.54-63.45=300.003=6126=1280=1.5100=84040=8.94-6.73=8.95-0.73=3.61-0.30=7.78-5.15=8.38+4.25=7.82-2.37=7.39-7.03=8.56-7.52=32.4
6、=9246=8.19=2.54=9.21-8.20=6.88-0.49=8.06-6.96=2.76-1.02=3.50-2.54=0.66+9.27=8.99-8.84=3.18-2.65=6.39+9.31=4.83-1.34=5.75-1.24=6.77-4.79=0.94+3.40=3.54+7.84=9.45-3.01=0.09+0.87=3.08-0.91=5.43+4.85=8.16+3.44=8.14-5.89=2.5 5=0.012100=0.00540=500.01=7.5 200=32.08+0.07=7.005-3.58=50.005=1.8 9=0.18 0.9=0.
7、75+10.05=780.01=4.68+7.10=9.63+6.28=7.71-2.69=9.91-8.74=6.07-1.69=5.00+6.13=8.24-7.63=5.21+5.49=400.25=40.4=7.5 0.25=4.2 0.7=4.52=7.8+0.22=3.40.4=12.6 0.9=481.6=1.140=2.26=1388.9=0.35 0.1=0.36 0.01=75.35-23.04=4.007-0.09=8.2 1.8=10035.22=2.50.4=2.45=0.224=0.9 0.52=3.991=03.52=2.55=8.47=0.3417=2.50.5
8、=1.258=2.63=4.12=0.350.2=0.25 40=501000=45.03+0.52=14.1-10.02=5.60.8=5.61.4=0.480.8=4.40.11=481.6=1.140=2.26=1388.9=0.35 0.1=0.36 0.01=75.35-23.04=4.007-0.09=171000=0.56+0.4=8025=1-0.93=1.25100=5.6+99=4010025=90-0.9=510.001=350.001=540.1=540.1=8.2 1.8=10035.22=2.50.4=2.45=0.224=0.9 0.52=3.991=03.52=
9、200.1=200.1=120=0.1 20=541000=25.23+0.77=98.54-63.45=300.003=6126=1280=1.5100=84040=8.94-6.73=8.95-0.73=3.61-0.30=7.78-5.15=4.68+7.10=9.63+6.28=7.71-2.69=9.91-8.74=10.001=10.001=0.0011=0.001 0.1=17.85（2.96+5.85）4.61+5.8+4.2+6.39 22.84.91+5.0922.8 0.125 0.25 0.5 64 17.210.1 3.141.9+31.4 0.81 9.4 9.9 0.6660.7+0.222 0.9 4243.434342.42 44.16 2.5 2.57.5+7.5 6.4+7.5+0.75 38212.50.8 01342660866 25032125 286101286 2 4102 47500 2.5 4 23.40.8 13.4 7.2 50.2 993.75 0.5 2.75 2 2.3 0.1 2.3 9.94.7 0.99 5.26 0.125 2.74 8328 0.57 6.72 5.7