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1、新人教版小学五年级数学上册期中精品试题2010-2011学年度上学期五年级数学期中试卷新人教版小学五年级数学上册期中精品试题一、我会填。(每空1个知识点,共27个)1. 把9.8632保留一位小数是( ),保留三位小数是( )2. 6.30.07=63( )=0.63( )=( )( )3. 奥运会第一天中国队上午获得a枚金牌,下午获得b枚金牌,这天共获得( )枚金牌。4.五年级有x人,四年级比五年级少12人。四年级有( )人5.如果苹果每千克a元,桔子每千克b元,那么:(1)5a表示( )(2)ab表示( )(3)4(a+b)表示( )6 . a 表示( ), 3.63.6可以简写成( )7
2、.写出下面各循环小数的简写形式3.789789( ) 7.35858( )8. 在( )里填上、或=3.90.96( )3.9 0.630.63( )0.630.9( )0.91.5 1.20.99( )0.99 9. 0.3281.6的积有( )位小数,3760.25的商的最高位在( )位。10.一个三位小数,保留两位小数后约等于7.75。这个小数最大是( ),最小是( )。11最小的两位数是( ),最大的三位数是( ),它们的和乘0.01的积是( )。二、我会判断。(正确的在括号里画“”,错画“”。共5个知识点)(1)循环小数是无限小数,无限小数也是循环小数。 ( )2(2)当A=2或0时
3、,2 A =A 。 ( )(3)所有方程都是等式,等式也都是方程。 ( )(4)4.80.07的商与4807的商相等。 ( )(5)3.5和3.50的大小相等,意义相同。 ( )三、我会选。(把正确答案的序号填在括号里。共5个知识点)(1)一个数(0除外)除以大于1的数,它的商( )这个数。 等于 大于 小于 无法确定(2)( )是方程。 4+y 4x+610 4x+6=10(3)1.85-1.851.85的结果是( ) 0 0.85 1.85 185(4)5.4和5.6之间的小数有( )个。A. 一 B. 二 C. 三 D.无数(5)食堂每天用大米a千克,用了2天后还剩下b千克,原有大米(
4、)千克。 A. a2b B. 2ab C. 2ab D. 2(ab)四、我会画。在方格纸上画出从正面、上面、左面看到的图像。(共6个知识点) 正面 上面 左面五、我会算。(共33个知识点)1. 直接写得数。(每题0.5个知识点,共6个知识点。)0.250.4= 0.70.9= 0.4870= 35.061=1500.02= 0.040.5= 2.80.2= 0.30.03=8-2.45= 90.03= 2.10.7= 0.920.23=2.用竖式计算。(每题2个知识点,共12个)70.56 0.60.28 1.0615 1.890.54 7.12.5 20.4243.脱式计算(能简算的要简算)
5、。(每题3个知识点,共15个) 4.5102 2.512.54 7800.54 9.07-22.783.4 5.690.88+5.690.12 六、我会解(能用方程的可以用方程解答)。(每题4个知识点,共24个)1.一幢大楼有21层,每层高2.84米。这桩大楼约高多少米?(得数保留整数)2.学校食堂每周要用掉1200双一次性筷子,每双筷子0.03元,每周用掉的筷子一共多少钱?32台同样的抽水机,3小时可以浇地1.2公顷,1台抽水机每小时可以浇地多少公顷?4 雨燕是长距离飞行最快的鸟。一只雨燕3小时可飞行510千米,一只信鸽每小时可飞行74千米。雨燕飞行的速度大约是信鸽的多少倍?5. 学校图书馆
6、买来4包数学趣题,每包25本,每本8.26元。学校买这些图书一共用去多少元? 6. 甲乙两个修路队和修一条公路。第一天甲对修了78.5米,乙队修的是甲对的1.4倍。两队一天共修路多少米?结束语!祝大家学到有用的知识,提升自己的能力,实现自己的梦想,踏踏实实干好每一件事,为美好的明天而努力!1684hwai61ri084.unxeruuc3di7h4g7zsf,mw.jqghnbc17hq1pxuhp8c62u1vvsrha9j.85gfj6wbqbtzhzhtct66q2ab7o52j5k5j2gco2vuxeyevcogh5sy760,x0977tgtcqivxypzus,cp81,0xus
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