小数乘分数练习题口算.doc

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1、小数乘分数练习题口算8.5×100=.5÷1.7=.2÷100=1.2÷0.=1.5×4=2.5×4=0.13×=.4÷10=0.18×0.3=.2×1000=0.45÷0.15=3.6÷0.1=0.49÷7=0.04×25=0.096÷0.03=4÷4.2=1000×0.756=0.5×100=0÷0.25=1÷0.01=1.25×8=.3÷0.3=0.9×6=.10.24×5=0.20.05×1.6=0.51.25×4=÷0.5=0.320.92÷4=01.6÷0.8=.34.2÷1.4=.90.4×0.25＝0.8×7＝1.50.7×8＝10.33.21×23＝.21

2、32.1×0.23＝.210.9×0.3＝.510×0.05＝0.130.7×4＝0.0512.5×8＝.30.4×50＝04.1×2＝0.350.9×0.3＝11.25×8＝12.05×100＝0.041.25×8＝1.60.2×0.4＝.22.5×0.4＝.43.8×2=÷0.4=×0.3=×0.5=0×1.1=0.8×0.25=0.4÷16=2.5÷1.6=6.2÷9=0.15÷3.9=0×7＝1.32×2＝×2.3＝.1×0.23＝×0.2＝2.01×7＝0.21×4＝×4＝.25×0.1＝.6×0.2＝.5×0.06＝－0.73＝0.6×0.3＝0.4×5＝0.9

3、＋1.8＝100×5＝0.227.2÷0.9=0.45÷0.5=×0.08=1.87×0.5=×0.5=÷8=1.8÷10=6.3＋1.7=0.56×8=.2÷6.81=×8＝×0.6＝×2.3＝×0.023＝×0＝×100＝×0.3＝×0＝×3＝×0.1＝×0.5＝×8＝×0.25＝＋1.4＝－35.22＝×4＝1.6×0.2=0.2÷0.01=×0=÷0.12=×0.5=÷2.1=÷14=÷0.6=1.47×0.4=210.9－0.52＝3.99×1＝0×3.52＝.2÷6＝4.4÷4＝.6÷3＝.2÷2＝1.5×3＝1.2×0.4＝.6÷3＝2.7÷3＝0.12÷3＝

4、0.45÷9＝.6÷6＝.7÷2＝1.2÷＝0.45÷4＝.5÷5＝8.4÷7＝0.34÷17＝2.5÷0.5＝.4÷0.7＝0.34÷0.17＝0.4÷4＝1.2×6＝0.72÷0.6＝.6÷1.3＝0.6×0.3＝0÷3.65＝.82÷1＝1.4÷0.7＝.60.48÷0.8＝4.40.3÷0.01＝40.9÷0.45＝9.63÷4＝.13.6＋6.3＝0.051－0.08＝.53.9＋0.39＝4.86.4÷4﹦1.52.5×2=0.5×10=0.6×8=2.1×2=2.8×10=0.7×0.8=0.04×20=.6+0.4=4.7+2.3=.5×2=.9－2.5=.

5、2×0.8=×3.4=0.62－0.32=1.4×0.5=0.75×100=0.02×0.5=.6×0.3=0.75÷0.25=0.125×8=.8÷0.3=0.86÷2=0.56÷28=0.36÷0.4=0.64÷0.8=0.7×9=3.6÷24=0.8×1.1=.2+12.8=.7－12.8÷4=.2÷13=12.5÷5=1.64+4.1=10÷20=.08×0.01=4.95×1000=.9×0.1=0.4×0.5=2.4÷0.8=10.8÷9=.6÷0.8=0.108÷2=4.95÷0.9=.65÷0.1=0.325×100=2.5×8=0.6÷0.7=0.125×

6、4=3.28×0.1=3.9÷0.7.2×0.1=0.01×0.1=0.25×0.4=1.6÷0.8=1÷2.5=1.25×0.8=.2÷0.04=0÷1.7=0.22×102=.6÷0.8=×0.24=.5－3.9÷0.116.5÷0.5=×0.12=24×0.5=4.8×0.5=.8＋7.8÷0.01=.4÷0.6=.2÷5=×0.62=0.56÷0.8=.4－2.8=0.18÷0.2=0.16÷8=4.5×0.02=＋7.2=1.2×30=0.012×0.2=7.3×0.3=0÷6=.6÷0.12=.8÷0.6=2÷5=4.5÷0.06＝.6÷0.9＝÷0.11＝.2

7、×＝÷0.5＝.1÷0.17＝÷16＝1÷0.01＝÷9＝.5×4＝×4＝.5×0＝×0.01＝1.25÷0.25＝＋5.2＝0.5×0.＝÷0.3﹦4.2×3﹦6.3÷7=.6×100=3.8=4÷15=8.65×10=0.35×0.6=13=0.05=.2=0.84÷2.1=÷0.25=＋5=0.3÷0.6=0.96÷0.2=10.5×0.4=.3＋0.27=×0.125=0.54÷0.6=0.61＋0.39=0.56÷28=10÷20=4.08÷0.4=10－9.4=0.8×0.11=7.2＋12.8=5.6