五年级下册数学口算题

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1、2.5×2=0.5×10=0.6×8=2.1×2=8×0.125=0.54÷0.6=4.5－0.05=2.8×10=0.7×0.8=0.04×20=5.6+0.4=10.5×0.4=7.3＋0.27=5×0.24=4.7+2.3=4.5×2=6.9－2.5=7.2×0.8=0.3÷0.6=0.96÷0.2=9.6÷0.8=6×3.4=0.62－0.32=1.4×0.5=0.75×100=2÷5=4.5＋5=0.22×102=0.02×0.5=3.6×0.3=6.3÷7=5.6×100=3.6÷0.12=7.8÷

2、0.6=16.5÷0.5=0.75÷0.25=0.125×8=4.8÷0.3=0.86÷2=7.3×0.3=0÷6=3.9÷0.13=0.56÷28=0.36÷0.4=0.64÷0.8=0.7×9=1.2×30=0.012×0.2=0÷1.7=3.6÷24=0.8×1.1=7.2+12.8=46.7－3.8=4.5×0.02=8＋7.2=3.2÷0.04=12.8÷4=5.2÷13=12.5÷5=1.64+4.1=0.18÷0.2=0.16÷8=1.25×0.8=10÷20=24÷15=8.65×10=0.35

3、×0.6=0.56÷0.8=7.4－2.8=1÷2.5=3.08×0.01=4.95×1000=6.9×0.1=0.4×0.5=3.2÷5=7×0.62=24×0.5=2.4÷0.8=10.8÷9=9.6÷0.8=0.108÷2=7.8÷0.01=5.4÷0.6=5×0.12=4.95÷0.9=9.65÷0.1=0.325×100=2.5×8=0.84÷2.1=5÷0.25=1.6÷0.8=0.56÷0.7=0.125×4=3.28×0.1=3.9÷0.13=4.8×0.5=2.8＋4.2=0.25×0.4=7

4、.2×0.1=0.01×0.1=8×4.5=　2.5×4＝3.6÷0.1＝0.75＋0.8＝0.13×4＝　5.5÷11＝3.5×2=8.2+2.6=2.4－0.8＝8.5×100＝5.4÷10＝4.2×1000＝3.2÷100＝2.4÷0.8=3.2×0.5=8－0.1=0.45÷0.15＝　18×0.3＝　　1.2÷0.3＝　　8.5÷1＝0.04×25＝0.5+0.5÷0.5=4×0.5=42.4＋7.6＝　0.3÷10＝0÷4.8＝77÷7.7＝53.73－13＝3.6÷9=200×0.04＝0.5÷2

5、=1.58＋2.42＝　7.8－5.6＝1.25×4＝0.24÷0.3＝8.76＋0.1＝2÷0.4=3.5×0.1＝3.5×4=7.8×0.5＝3.9＋2.7＝1.25×8＝12－3.8＝0.24÷3＝4.5×0.1=0.13×7=2.6÷2=8.1－0.05＝0.2×0.5＝2.5×3=44÷(5×0.2)=7×1.3=2.1×40÷1=0.05×8=96÷0.06=0.36×3=0.35÷0.7=5.7÷5.7＝4÷0.5=　50×0.8=1.3×7=2.8×0.5=8.89+0.01=7×2.1=24×

6、0.2=　0.1÷0.01=30.2-30=0.9÷0.1=4.8÷8=80×1.25=4.3-0.25=　1-0.82=　9.6÷3=2.6×0.1=　0×25.4=　3.25+0.75=0.8×0.6=4.8×0.4=5.4+4.6=10×0.01=　2.4×0.8=7.2÷0.8=6.4－4=0.6÷3=3.74×0=3.2×0.8=9-2.8=9×0.4=5.4÷0.6=9.5÷0.1=3.4×4×0.25=　7.5×3=　10÷2.5=　35÷0.5=　0.64÷0.4=2.5÷0.5=　6.45÷0

7、.01=　0.48÷6=2×3.1=0.74×0.4=　3.4－1.4=               7.82－7.2=              2.19＋9.1=      10.1－0.89=             0.68＋0.42=             8.1－5.1=  0.728－0.24=            0.8＋0.18=              0.89－0.25=    1－0.98=                  0.048＋0.52=              5×4

8、00=19.9+11.1=              187÷1000=                1+3.89= 0.081×10=                75÷10=                   0.96÷0.8=0.8×7＝               1.5×7＝                1.32×8＝0.7×8＝               10.3