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时间:2019-08-06
《人教版小学五年级上册数学口算试题全套》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、五年级上册口算题21、用简便记法表示下列循环小数。①31.44…=②35.1333…=③90.121212…=④6.08999…=⑤75.0010101…=⑥1.309309309…=⑦8.812812…=⑧795.795795795…=⑨72.072072…=⑩1.366366…=2、把下面的循环小数分别保留两位小数。①3.151515…≈②2.469≈③5.807≈④1.666…≈⑤5.0909…≈⑥7.89≈⑦9.7≈⑧2.9090…≈⑨9.8≈⑩8.405≈3、下面哪些数是循环小数?在()里画√①0.555…()②1.6565…()③
2、0.1919…()④3.24372()⑤0.32424…()⑥2.886()4计算下面各题,商是有限小数的画×,商是无限小数的画√并将下列结果保留两位小数。①11÷3≈()②1.425÷7≈()③3869÷8≈()④7.4÷6≈()⑤84.5÷9≈()⑥32÷3.6≈()⑦4÷9≈()⑧5÷7≈()⑨7.01÷2≈()⑩3.8÷1.5≈()5、在○里填上“>”“<”或“=”。5①1.73○1.74②1.312○1.31③7.09○7.09④0.563○0.563⑤1.309○1.309309309⑥1.13○1.131⑦7.9○7.99⑧6.
3、0899…○6.089⑨10.01○10.011010…⑩0.85454…○0.8546、把下列算式组成一个综合算式。①2.8÷0.2=14②3.6-1.8=1.8③0.4×20=8④9.3÷31=0.318-14=410.8÷1.8=60.96÷8=0.124.5+0.3=4.8⑤5.6-4.8=0.8⑥0.36÷0.3=1.2⑦3.5+4.5=8⑧20×0.9=180.3×0.8=0.241.2÷4=0.38÷0.5=1618÷0.3=607、(0.44+0.4)÷0.84=1.23×0.1÷0.010.48+0.12×0.52.22-3
4、÷1.5========15×(0.25+0.15)(3.43+2.99)÷20.33÷11×32.1÷0.7-0.33========8、①1÷0.25×0.1②4÷5-0.6③3.6+0.9×3④0.1÷0.25÷0.4========⑤7.2-7.2÷6⑥4.2-2.8÷7⑦12.3÷3+6.9⑧(1-0.35)×0.3========9、①1.2÷(20×0.3)②2.7÷9-0.25③1.25×8-9.9======5④3.33×2-5.66⑤3.4÷17-0.11⑥0.3×0.4+0.8======⑤0.33÷11×3⑧27-0.
5、5×6⑨1÷(7.5-5.5)======⑩1-0.12×82.1÷0.7-0.33(1-0.35)×0.3======(3.5+6.5)÷0.17.2-7.2÷61.25×8-9.7======1-(0.8+0.2)0.12÷0.12-0.18-5.6÷0.7======0.04+0.12×0.52.1-2.8÷73.7+0.4×0.5======10×0.01÷80.9+0.5×215×(0.25+0.15)======5.4÷9×2.1(3.43+2.99)÷26.5+0.9-1.99======2.22-3÷1.50.34+1.21×
6、30.4×(9.9÷1.1)======10脱式计算:①3.6+0.9×3②(0.44+0.4)÷0.84③0.1×100÷50④4÷5-0.6========(0.2+0.8)÷4⑥0.3×6-0.3⑦(1-0.26)×0.8⑧0.64÷2×45========11①5.1+8.1÷9=②2.2+3×0.2=③2.88÷4÷0.9=④0.6×3-1=⑤2.8-1.5×1=⑥0.1÷5+0.08=⑦0.48÷1.2×5=⑧0÷0.2+0.2=⑨(5.4+3.6)÷10=⑩2.8-2.8÷2.8=1-0.12×8=2.1÷0.7-0.33=(1
7、-0.35)×0.3=(3.5+6.5)÷0.1=7.2-7.2÷6=0.25×8+8=15×(0.25+0.15)=7.5-4×1.5=0.3×3+0.1=1.1÷11+0.9=2.7÷9-0.25=1.2÷(20×0.3)=5×2.4÷4=0.5×4-2=2.5×40÷10=0.2+4÷0.5=8.9-0.2×3=0.8×(4×20)=9.5÷5+0.01=2.7×0÷3.5=12用竖式计算并验算:7.2÷1.2=②1.68÷0.21=③9÷0.18=④37.8÷2.7=⑤0.04÷2.5=⑥1.8÷0.24=⑦6.21÷0.3=⑧47.
8、04÷5.6=13用竖式计算并验算:5①5.05÷0.5=②38.2÷9.55=③2.1÷0.56=④0.36÷1.2=⑤6.88÷0.4=⑥1.76÷1.1=⑦0
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