2013年深圳市罗湖区小学五年级数学下学期期末考试答案

<div><div style="text-align: center;"><span style="font-weight: bold;"><font color="#ff0000">深圳市罗湖区五年级数学(下)期末供题考试参考答案</font></span></div><div style="text-align: center;"><br></div><div style="text-align: center;">编制:骆奇(&nbsp;2013.07&nbsp;)</div><br><span style=" font-weight:bold; ">一、直接写出得数(每题1分,共8分)</span><span style=" font-weight:bold; "></span><br><br><img src="//www.szxuexiao.com/uploadimages/2013/0705/20137514724.jpg?m=0.15883820643648505"><br><br><span style=" font-weight:bold; ">二、计算下面各题,能简便计算的要简便计算(每题4分,共12分)</span><span style=" font-weight:bold; "></span><br><br><font color="#0000ff"><span>说明:1</span><span>.</span><span>可以不按下面的详细步骤,但要有主要解题过程。只写最后答案的一律不给分。</span><br><br><span>2.第2、3两题没有使用简便算法,过程和最后结果都正确的每题给2分。</span><br><br><span>3.第2、3题的过程要体现主要简算过程,如第2小题不写第一步,但其他步骤正确,不扣分。</span><br><br><span>4.分步给分。</span></font><br><br><img src="//www.szxuexiao.com/uploadimages/2013/0705/20137514818.jpg?m=0.6151207622606307"><br><img src="//www.szxuexiao.com/uploadimages/2013/0705/20137514847.jpg?m=0.7009410518221557"><br><br><span style=" font-weight:bold; ">三、</span><span style=" font-weight:bold; ">解方程(每题3分,共12分)</span><span style=" font-weight:bold; "></span><br><br><font color="#0000ff"><span>说明:1.可以不按下面的详细步骤,但要有主要解题过程。</span><br><br><span>2.不写解的,一题不写解或几题不写解的均扣0.5分。</span><br><br><span>3.学生如果用四则运算的关系解题,只要过程与结果正确,给满分。</span></font><br><br><img src="//www.szxuexiao.com/uploadimages/2013/0705/20137514939.jpg?m=0.9041979694738984"><br><br><span style=" font-weight:bold; ">四</span><span style=" font-weight:bold; ">、填空</span><span style=" font-weight:bold; ">(每空1分,共19分)</span><span style=" font-weight:bold; "></span><br><br><img src="//www.szxuexiao.com/uploadimages/2013/0705/201375141024.jpg?m=0.7252584248781204"><br></div> <div><br><span style=" font-weight:bold; ">五、选择正确答案的序号填在括号里(每题2分,共16分)</span><span style=" font-weight:bold; "></span><br><br><span style=" font-weight:bold; ">1.C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2.A&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3.A&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4.C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;5.C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;6.C&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;7.A&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;8.C</span><span style=" font-weight:bold; "></span><br><br><span style=" font-weight:bold; ">六、</span><span style=" font-weight:bold; ">画图(7分)</span><span style=" font-weight:bold; "></span><br><br><span>(1)如图&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(2)大</span><br><br><img src="//www.szxuexiao.com/uploadimages/2013/0705/201375141111.jpg?m=0.5592461386695504"><br><br><span style=" font-weight:bold; ">七</span><span style=" font-weight:bold; ">、解决问题(</span><span style=" font-weight:bold; ">第5小题6分,其余每题5分,共26分</span><span style=" font-weight:bold; ">)</span><br><br><font color="#0000ff"><span>说明:1.学生可以分步列式计算,也可以列综合算式,都按步骤给分。</span><br><br><span>2.计算结果正确,也可以不按下面的详细步骤,但缺少计算过程的每题统一只扣1分。</span><br><br><span>3.单位漏写每题扣0.5分(用方程解题的除外),单位也可以用字母形式,答语不写或抄错得数扣0.5分。</span></font><br><br><span>1.&nbsp;解:设她家上月付电费x元。 &nbsp; ……0.5分</span><br><br><img src="//www.szxuexiao.com/uploadimages/2013/0705/201375141237.jpg?m=0.6363591593690217"><br><br><span>2.&nbsp;&nbsp;42&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;48&nbsp;&nbsp;……每空1分</span><br><br><span>&nbsp;我是这样想的:略。(只要学生答出全班的人数是40~50之间2和3的公倍数的意思即可。)&nbsp;&nbsp;&nbsp;</span><br><br><img src="//www.szxuexiao.com/uploadimages/2013/0705/201375141313.jpg?m=0.2842806826811284"><br><br><span>4.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;或&nbsp;&nbsp;&nbsp;解:设图书角原有图书x本。&nbsp;&nbsp;&nbsp;……0.5分</span><br><br><span>&nbsp;&nbsp;&nbsp;103-95+125&nbsp;……2.5分&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;x-125+95=103&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;……2.5分</span><br><br><span>&nbsp;&nbsp;=8+125&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;……3.5分&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;x=103-95+125……3.5分</span><br><br><span>&nbsp;&nbsp;=133(本)&nbsp;&nbsp;&nbsp;……4.5分&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;x=133&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;……4.5分</span><br><br><span>答:图书角原有图书133本。&nbsp;……5分</span><br><br><span>5.&nbsp;每空1分(1)134&nbsp;&nbsp;&nbsp;120</span><br><br><span>(2)三&nbsp;&nbsp;&nbsp;日</span><br><br><span>(3)19.1&nbsp;&nbsp;17.1</span><br><br></div>