五年级上册数学口算竞赛.doc

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1、小学数学第九册口算能力测试题姓名：3.6÷24=6.9－2.5=3.9÷0.13=16.5÷0.5=5×0.12=7.2×0.8=6×3.4=0.62－0.32=1.4×0.5=0.75×100=5.6÷100=0.125×8=46.7－3.8=1.64÷41=0.35×0.6=0.108÷2=2.5×8=0.3.9÷0.13=1.6÷0.8=0÷1.7=0.22×102=24×0.5=4.8×0.5=2.8＋4.2=0.84÷2.1=5÷0.25=7.8÷0.01=5.4÷0.6=3.2÷5=7×0.62=0.5

2、6÷0.8=7.4－2.8=0.18÷0.2=0.16÷8=4.5×0.02=8＋7.2=1.2×30=0.012×0.2=15.5＋55=9÷6=10.8÷9=16.8÷8=0.54＋2.2=1.29×6=3.5－0.05=0.7÷0.8=7.8÷0.6=2÷5=16－5.07=4.2×0.4=2÷0.02=4.5＋5=0.3÷0.6=0.96÷0.2=10.5×0.4=7.3＋0.27=8×0.125=0.54÷0.6=0.61＋0.39=0.56÷28=10÷20=4.08÷0.4=11－9.4=0.8×0.

3、11=0.72＋12.8=5.6÷0.01=0.72×6=5.6÷100=0.41＋3.7=0.02×0.5=7.2－0.8=1.4×0.5=0.108÷2=1.75＋32.5=16－5.07=5.2÷13=1.64÷41=21÷0.21=0.5×2.2=1.24÷4=6.2÷14=1.64÷0.4=21÷0.021=0.8×2.2=3.27＋0.63=5.02×0.3=0.3×0.5=0.72÷1.44=0.48÷0.04=1.5×0.6=0.32÷0.8=500÷0.5=73.5×0.04=46.5＋52.5=

4、0.45×102=0.25×88=12.25÷0.5=73.5×0.1=66.5＋32.5=0.45×102=0.25×98=12.25÷0.5=73.5×0.2=16.5＋83.5=0.45×102=0.25×28=2.64＋3.85=0.25×48=0.084÷2=8×1.25=7÷3.5=27÷0.3=2.5×101=0.25×104=1.54÷2=8×1.25=3.8×5=5.6÷3.5=27÷0.03=2.5×101=4.2÷0.7÷6=0.4×8.6×250=1.25÷0.25×40=4.5×0.8×1

5、.1=0.96÷20.72÷3.6=3.08×00.4×0.5=9.6÷5×4.5－0.05=0.4×8.6×250=125÷5×8=15.5＋55×2=