苏教版五年级数学口算题练习.doc

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1、五年级数学口算竞赛题姓名：1.5×4=2.5×4=0.13×4=2.4-0.8=5.4÷10=4.2×1000=0.45÷0.15=3.6÷0.1=O.75+0.8=8.5×100=3.2÷100=0.18×0.3=8.5÷1.7=1.2÷0.3=0.49÷0.7=O.04×25=0.096÷0.03=84÷4.2=1000×0.756=0.5×100=8.5÷1.7=2.5×1.47×0.4=0÷0.25=1÷0.01=1.25×8=3.8×2=7.2÷0.9=1.6×0.2=9.3÷0.3=

2、4÷0.4=4.2×1000=        0.45÷0.15=       3.6÷0.1=      8.5×100=       3.2÷100=        1.2÷0.3=       0.49÷7=       0.04×25=         0.096÷0.03=84÷4.2=       1000×0.756=       0.5×100=        0÷0.25=           1÷0.01=1.25×8=          3.8×2=         7.2

3、÷0.9=        1.6×0.2=          9.3÷0.3=4÷0.4=            0.45÷0.5=       0.2÷0.01=          0.9×6=            2.1×0.3=7×0.08=          1.87×0=        0.24×5=          0.2×0.5=         60×0.5=0.05×1.6=       0.5×1.1=        0.8×0.5=         6÷0.12=   

4、       1.25×4=4×0.25=          0.4÷8=         1.8×0.5=          8÷0.5=            0.32÷16=2.5÷10=         6.3÷2.1=       0.92÷4=          80÷1.6=           6.2＋1.7=0.56÷14=         1.6÷0.8=        6.3÷9=           0.15×8=          7.2÷0.6=4.2÷1.4=   

5、     3.9÷3.9=        0÷6.81=          1.47×0.4=        0.4×0.25＝1.5×4=          2.5×4=         0.13×4=            5.4÷10=           0.18×0.3=0.45÷0.5=0.2÷0.01=