小数乘除法口算训练

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1、0.8×7＝0.7×8＝1.32×8＝1.5×7＝10.3×2＝3.5×0.2＝0.9×0.3＝5×0.6＝10×0.05＝0.13×7＝0.7×4＝0.05×4＝12.5×8＝0.4×50＝3.25×0＝2.3×4＝2.6×3＝7.5×0.1＝0.45×0.2＝4.1×2＝3.5×0.01＝9×0.5＝0×9.8＝3.9＋0.39＝4.1×2＝2.6×3＝1.25×8＝7.5×0.1＝1×0.06＝0.9×0.3＝5.65.610.5610.520.60.70.2730.50.912.80.21002009.27.80.750.098.20.0354.50

2、4.298.27.8100.750.060.279×0.5=2.5×0.4=10－3.52=8.2＋1.8=0.2×0.4=0.22×4=0.9－0.52=3.99×1=4×0.3=30×0.1=0.35×0.2=1－0.08=4.8＋5.2=2.01×0=2.4×5=1.25×8=0.21×100=3.4－1.4=7.82－7.2=2.19＋9.1=10.1－0.89=6.8＋0.42=0.8＋0.18=0.72－0.24=8.1－5.1=0.89－0.25=1－0.98=0.48＋0.52=0.5×40=0.125×8=4.5100.38310100.6

3、27.223110.083.990.0702111.290.980.64206.480.881.20.921229.210.480.0215.6÷1.4＝0.48÷0.8＝4.4÷0.11＝0÷3.89＝0.9÷0.45＝9.6÷16＝4÷0.5＝5.1÷0.17＝1÷0.01＝7.5÷1.5＝0.81÷9＝3÷0.5＝10÷25＝4.8÷0.16＝0.28÷1.4＝3.52÷1＝8.4÷0.4﹦6.4÷4﹦1.5÷0.3﹦1.8×5﹦7.2÷0.9﹦2.2×6﹦4.5÷0.9﹦0.3÷0.1﹦0.42÷7=2.9÷100=1.2÷0.04=0.42÷0.6

4、=1.5÷0.03=3.6÷0.06＝4.8÷0.16＝1.5÷0.03=0.96÷0.8＝187÷1000=3÷4＝8.1÷9＝1.25÷0.25＝2.5÷0.5＝0.72÷0.6＝2.6÷1.3＝30.4÷4＝0.001÷0.1＝7.82÷0.1＝2.5÷5＝4÷0.25＝8.4÷7＝8.4÷0.5﹦1÷4﹦1÷5﹦1.8×0.5﹦7.2÷0.09﹦2.5×6﹦4.5÷0.15﹦0.3÷0.2﹦0.45÷5=0.29÷0.01=1.2÷0.4=0.48÷0.24=15÷0.3=3.6÷0.02＝0.75÷0.25=0.125×8=0.86÷2=0.108

5、÷2=10.8÷9=9.65÷0.1=9.6÷0.8=2.4÷0.8=4.95÷0.9=0.4×0.5=3.08×0.01=46.7－3.8=6.9×0.1=0.35×0.6=7.2+12.8=4.95×1000=8.65×10=0.8×1.1=1.64+4.1=24÷15=3.6÷24=12.5÷5=10÷20=0.64÷0.8=5.2÷13=0.56÷28=0.7×9=12.8÷4=4.8÷0.3=0.36÷0.4=0.325×100=1÷2.5=4.8×0.5=2.5×8=0÷1.7=0.22×102=0.56÷0.7=4.5－0.05=9.6÷0.8

6、=3.28×0.1=16.5÷0.5=24×0.5=1.6÷0.8=5×0.12=5×0.24=0.25×0.4=3.9÷0.13=7×0.62=0.01×0.1=5.4÷0.6=3.2÷5=7.2×0.1=7.8÷0.01=1.25×0.8=3.9÷0.13=5÷0.25=0.84÷2.1=0.125×4=3.2÷0.04=2.8＋4.2=12.2÷0.2=2.3×100=1.75＋32.5=12.6÷0.03=5.2×0.4=8.4×0.02=0.8×0.05=12÷0.5=1.02×0.2=0.108÷2=1.2×6=0.26×0.3=2.5×16=7

7、×0.62=1.4×0.5=0.75÷0.25=5.4÷0.6=7.8÷0.01=84÷0.21=3÷5=7.2－0.8=0.02×0.5=10.8÷9=1.64÷41=0.41＋3.7=0.108÷2=5.2÷13=5.6÷100=0.75×100=16－5.07=8.71÷0.1=8×1.25=0÷0.48=21÷0.21=2.1×2=0.6×8=73.5×0.1=2.5×2=0.5×10=12.25÷0.5=0.32÷0.8=1.5×0.6=7×0.62=3.2÷5=5.4÷0.6=7.8÷0.01=5.6×100=6.3÷7=3.6×0.3=0.02

8、×0.5=2.6×7÷2.6=4.9÷7=2.5×1