小学数学五年级上册口算题.doc

小学数学五年级上册口算题.doc

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1、0.16×5﹦  1.78×2.2=1.2×5=  0.7×0.01=2.5×0.4= 1.25×8=6.6×0.6=  5.37×5=9.6×0.6=  123.9×7=53×2=   55×3=16.9×0.3= 2.37+6.3=2.37+3.7=2.5×1.25=4.4×25=2.64×5=3.8×10.1=0.98×0.7=2.3×0.15= 0.78×5=5×0.78=5.3×42=5.24×0.99=10.65×0.22=1×0.125=0.125×11=4.39×10=4.39×0.1=0.7×23=0.47×0.7=0.7×0.

2、57=3×1.21=12×0.03=0.03×0.12=3×0.121=8.6×0.7=7.6×0.23=16.73×2.5=8.53×0.99=7.3×5=5.8×0.29=5.8×2.9=8.6×18=1.42×18=1.4×15=0.1×0.2=3.57×5=4.2×0.1=99×0.35=0.05×0.8=1.23×3=0.36×12=7.5×2.5×4=1.7×0.43=1.2×0.4=1.3×0.4=5.43×0.86=78.58×3.7=0.85×1.01=5.29×2.3=0.1×0.01=0.28×35=4.68×4.5=0.2

3、5×0.5=2.5×1.25=25.7×3.29=6.71×25.7=6.5×56.5=1×0.85=4.73×3.9=47.3×3.9=47.3×0.391=0.473×0.39=2.4×5=1×1.25=0.45×0.09=6.2×0.03=0.125×0.125=9.9×2.5×0.4=9×0.18=0.25×16=0.7×8=3.05×4=6.8×2=5.2×3.05×4.8=1.05×0.1=17.5×7.5×2=4.2×21=10.81×4.6×0.18=0.65+3.48+0.45=46.3×33.5+46.3×66.5=10.48

4、×0.94=47×1.2=5.64-2.1=1.25×80=0.77×1.1=1.2-0.08=8-0.52=2.5×3.6=4.9.4×6=5.0.8×0.92=1.2×3.6=1.4×1.2=5.6×0.9=8.2×1.1=0.7×5=_3.5×1.6=0.27×0.036=0.1×250=6.64×3.3=12.5×88=4.2×0.7×6=10.2×35=5.6×3.5=7.2×48=52×7.2=16.7-0.92-1.08=16.8+1.6=1.8×4.5=3.8+5.6=0.7×4=1.8+0.28=13.5×6=5.04×2.1=

5、22.6×0.33=3.25×0.98=0.75×0.5=0.75×2.3=3.5×0.1=3.6×0.09=  200×0.04=12-1.2=1.3×0.5=0.42×0.6=3.2×0.5= 0.21×0.3=2.5-1.37= 5.5×11=0.73×2.15=  7.38×1.6=8.4×0.26=5.5×17.3=6.7×5.5=0.5×0.7=0.8×3.2=1.5×4=         5×4.8=     0.75+0.8=0.13×4=8.5×100=5.4×10= 4.2×1000=          3.2×100=0.4

6、5×0.15=        3.6×0.1=    0.18×0.3=1.2×0.3=    0.49×0.7=          8.5×1.7=0.04×25=9.782×3.2=  53.73-17.49=      8.76+0.351=42.4+7.6=        1.58+2.42=   7.8-5.6=1.25×4=    7.8×0.5=         3.9+2.7=0.24×0.3=        2.5×4=     0.3×10=1.25×8=    5.7×5.7=         0×4.8=77×7.7=  

7、       12-3.8=       8.1-0.05=0.24×0.3=      0.2×0.5=2.5×3=   4.4×(5×0.2)=7×1.3=   0.96×0.06=0.36×0.3=   0.35×0.7=4×0.8×0.25×1.25=13+0.7×0.7=4×0.5=        7×2.1=         8.89+0.1= 24×0.25=        0.1×0.01=      2.4×0.8=9×0.4=         10×0.01=       30.2-3.02=4.3-0.25=        

8、1-0.82=         9.6×0.3=2.6×0.01=       0×25.4=         4.8×0.4=5.4+

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