小学五年级口算竞赛试题一.docx

小学五年级数学速算比赛试题（一） 姓名________ 分数________ 口算0.36÷0.4= 6.3÷7= 0.64÷0.8= 0.72÷3.6= 3.6÷24= 0.8×1.1= 7.2+12.8= 46.7－3.8= 10÷20= 24÷15= 12.8÷4= 5.2÷13= 12.5÷5= 1.64÷41= 5.6÷100=8.65×10= 0.35×0.6= 3.08×0.01= 4.95×1000=（1.2＋8.8）×0.4=0.4×0.5= 2.4÷0.8= 10.8÷9= 9.6÷0.8= 0.108÷2=4.95÷0.9= 9.65÷0.1= 0.325×100= 2.5×8= 0. 56÷0.7=0.125×4= 3.28×0.1= 3.9÷0.13= 0.25×0.4= 1.6÷0.8=1÷2.5= 1.25×0.8= 7.2×0.1= 0.01×0.1= 3.2÷0.04= 0.22×102= 9÷0.25÷4= 0.25×3.97×4= 0÷0.125= 6.9×0.1= 0.75÷0.25= 0.125×8= 0.86÷2= 0.56÷28= 0.36÷0.4=0.7×9= 3.6÷24=0.8×1.1= 46.7-3.8= 12.8÷4=5.2÷13= 1.64+4.1= 10÷20= 24÷15= 0.35×0.6= 4.7+2.3= 4.5×2= 6.9－2.5= 7.2×0.8= 6×3.4=0.62－0.32= 1.4×0.5= 0.75×100= 0.02×0.5= 3.6÷0.3= 1.2×500= 756÷7=494-98= 0.25×48= 0.4÷0.08=875+12.5= 3÷0.125= 9.6÷32= 9.83-8.3= 3.6÷7.2=3.23－0.9=5.25×4= 12-6.8-2.2= 5.2+0.37+4.8=(0.15+5)×4=28.3-5.3+7.3=0.25×32×1.25= 7-1.45+0.55=15÷0.5×2= 5.82-(4.2-0.18)=3.6÷0.5×2= 7.2÷0.2÷18= (200+4)×25=18÷0.125÷8=4.75×120÷475= 1.5×8+8×1.5= (0.25+12.5)×8= (8-1.25)×8=1.8×9+3.2×9= ?3.52÷1＝ 37.2×99＋37.2=??? ?708×28≈ 6.4÷4﹦?1.5÷0.3﹦ ?5392÷9≈ ?1×0.4÷1×0.4=?? 1.8×5﹦ 7.2÷0.9﹦?640×12≈ 8.4÷0.4﹦ 25×4÷0.25×4=? 2.2×6﹦ 271÷31≈ 4.5÷0.9﹦?294×3≈ ?11.9÷5－1.9÷5﹦ 2.5×4﹦?25×3.3×0﹦ 2.5×0.4=?0.42÷7=? ?7.2×88＋12×7.2﹦ 0.3÷0.1﹦?420÷58≈ 1.2÷0.04=240÷77≈???? ?1.25×3.3×8﹦?789×4≈ 0.7+3=???????? ??1.2×0.8=6.3÷0.021=? ?0.9×7+10.7=?? 1.5÷0.03=?????? ???6.8-2.4÷3=?? ?632÷91≈??5×0.7=???? ?0.6÷0.3+0.5=? ?0.43×5=???????????3.6÷0.9-4=? ??240÷37≈3.6-0.36=?? ?1.8÷0.9×0.5=? ??8.1-2.2=???????? ?72×125=? 6.8＋8.6=??9.4×0.2=?? ?6×0.125×8=??????????? 580-400= ?43×0.01﹦ 3.72×0.2=??二、脱式计算（每题2分，共40分）1280÷16÷8????? 27.3-7.3-2.7 9.8+26.5+20.2??? 3200÷4÷25=??? = = =17×23-23×7 ?2000÷125÷8 ??? ???6.7+2.5+3.3+7.5??