苏教版五年级数学上册口算练习题4页.doc

苏教版五年级数学上册口算练习题2.55=0.012100=0.00540=500.01=7.5200=32.08+0.07=7.005-3.58=50.005=1.89=0.180.9=0.75+10.05=780.01=9.60.1=8.050.1=0.10.01=0.0231000=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= 03.5= 0.90.3= 10.06= 90.5=1.258= 2.63= 4.12= 0.350.2=0.2540=50100