<div style="text-align: center;"><strong><font color="#ff0000">2014年苏教版小学三年级数学上册第一单元练习题</font></strong><br></div><div><br></div><br><strong><span>一、</span><span>口算（16）</span></strong><br><br><span>200×9= 6×11= 22×3= 9×200=</span><br><br><span>42×10= 5×800= 12×30= 9×2+1=</span><br><br><span>8×0= 130×2= 100×7= 8×9+8=</span><br><br><span>45×2= 90×4= 4×13= 6×9＋4=</span><br><br><strong><span>二、</span><span>竖式计算（18）</span></strong><br><br><span>258×5= </span><span>113</span><span>×2=</span><span> 361×7=</span><br><br><br><span>620×8= 109×9= 245×7=</span><br><br><strong><span>三、</span><span>填空（24）</span></strong><br><br><span>1、三位数乘一位数的积可能是（ ）位数，也可能是（ ）位数。</span><br><br><span>2、480×5的积末尾有（ ）个0；405×5的积中间有（ ）个0。</span><br><br><span>3、一个乘数是104，另一个乘数是8，积是（ ）。</span><br><br><span>4、0与任何数相乘都得（ ）；203×5×0的积是（ ）。</span><br><br><span>5、最大的两位数与最大的一位数相乘的积是（ ）。</span><br><br><span>6、183的9倍是（ ），81是9的（ ）倍。</span><br><br><span>7、72与5相乘，积不会小于（ ）百（ ）十；688与7相乘，积不会超过（ ）千（ ）百。</span><br><br><span>8、在圆圈里填上＞、＜或＝。（每小题1分，共8分）</span><br><br><span>24×5○240+0 160×0○160－0 420×6○42×6 </span><br><br><span>0+23○23×1 252×0○0×365 708×3○780×3 </span><br><br><span>9、估算</span><br><br><span>29×5≈ 49×4≈ 497×6≈ 302×4≈</span><br><br><strong><span>四、</span><span>选择（10）</span></strong><br><br><span>1、435×﹙﹚时，积一定是四位数</span><br><br><span>①0 ②1 ③ 3 </span><br><br><span>2、</span><span style=" font-family: 宋体;">小车有</span><span style=" font-family: 宋体;">32</span><span style=" font-family: 宋体;">辆，大车是小车的</span><span style=" font-family: 宋体;">3</span><span style=" font-family: 宋体;">倍。大车有多少辆？这是求（ ）</span><span style=" font-family: 宋体;"></span><br><br><span>①</span><span style=" font-family: 宋体;">32</span><span style=" font-family: 宋体;">里面有几</span><span style=" font-family: 宋体;">2</span><span style=" font-family: 宋体;">？ </span><span>②</span><span style=" font-family: 宋体;">32</span><span style=" font-family: 宋体;">里面有几个</span><span style=" font-family: 宋体;">3</span><span style=" font-family: 宋体;">？ </span><span>③ </span><span style=" font-family: 宋体;">32</span><span style=" font-family: 宋体;">的</span><span style=" font-family: 宋体;">3</span><span style=" font-family: 宋体;">倍是多少？</span><br><br><span>3、</span><span style=" font-family: 宋体;">小葱家有9只母鸡，如果每只母鸡都孵化出12只小鸡，小葱家现在一共有多少只鸡？列式正确的是（ ）</span><span style=" font-family: 宋体;"></span><br><br><span style=" font-family: 宋体;"> </span><span>①</span><span style=" font-family: 宋体;">12</span><span>×9</span><span style=" font-family: 宋体;"> </span><span>②12</span><span>×9+9</span><span style=" font-family: 宋体;"> </span><span>③ </span><span style=" font-family: 宋体;">12+9</span><span style=" font-family: 宋体;"> </span><br><br><span style=" z-index:1; left:0px; "></span><span style=" z-index:1; left:0px; "></span><span>4、<img src="//www.szxuexiao.com/uploadimages/2014/1007/2014107121649.png?m=0.8128950404934585"> 里面是多少时，</span><img src="//www.szxuexiao.com/uploadimages/2014/1007/2014107121649.png?m=0.8128950404934585"> <span>96</span><span>×5的积最接近2000.</span><br><br><span>①3 ②4 ③5</span><br><br><span style=" z-index:1; left:0px; "></span><span style=" z-index:1; left:0px; "></span><span style=" font-family: 宋体;">5、要使3</span><img src="//www.szxuexiao.com/uploadimages/2014/1007/2014107121649.png?m=0.8128950404934585"><span>×3的积是三位数，</span><img src="//www.szxuexiao.com/uploadimages/2014/1007/2014107121649.png?m=0.8128950404934585"><span>里最小填（ ）。</span><span style=" font-family: 宋体;"></span><br><br><span style=" font-family: 宋体;"> </span><span>①</span><span style=" font-family: 宋体;">2 </span><span>②</span><span style=" font-family: 宋体;">3 </span><span>③</span><span style=" font-family: 宋体;">4</span><span style=" font-family: 宋体;"></span><br><br><span><strong>五、判断（5）</strong></span><br><br><span>（</span><span>1</span><span>）</span><span>0</span><span>乘</span><span>3</span><span>小于</span><span>0</span><span>乘</span><span>7</span><span>。</span><span> </span><span> （</span><span> </span><span>）</span><br><br><span>（</span><span>2</span><span>）一个三位数乘</span><span>0</span><span>，积也是三位数。</span><span> </span><span> （</span><span> </span><span>）</span><br><br><span>（3）</span><span>4</span><span>个</span><span>90</span><span>的和再加上</span><span>40</span><span>得</span><span>400</span><span>。</span><span> </span><span> （</span><span> </span><span>）</span><br><br><span>（4）三位数与一位数相乘，结果不可能是五位数。 （ ）</span><br><br><span>（5）两位数与一位数相乘，结果也可能是两位数。 （ ）</span><br><br><span><strong>六、画一画（7）</strong></span><br><br><img src="//www.szxuexiao.com/uploadimages/2014/1007/2014107122437.jpg?m=0.40126905171200633"><br><br><span><strong>七、解决问题（20）</strong></span><br><br><span>1</span><span style=" font-family: 宋体;">、</span><span>一头大象的体重等于8头牛的体重，这头牛的体重是506千克，这头大象的体重是多少千克？</span><span style=" font-family: 宋体;">（4）</span><span style=" font-family: 宋体;"></span><br><br><span>2、</span><span style=" font-family: 宋体;">一本故事书</span><span style=" font-family: 宋体;">80</span><span style=" font-family: 宋体;">页，每天读</span><span style=" font-family: 宋体;">18</span><span style=" font-family: 宋体;">页，</span><span style=" font-family: 宋体;">3</span><span style=" font-family: 宋体;">天后还剩多少页？（4）</span><span style=" font-family: 宋体;"></span><br><br><span>3、小明一家三口人外出旅游乘火车，每张火车票216元，回来还乘火车，这次旅游火车票一共花了多少钱？（5）</span><br><br><span>4、</span><div><br>
<table width="100%" border="1"><tbody><tr><td><br>自行车<br></td><td><br>电动车<br></td><td><br>摩托车<br></td></tr><tr><td><br>36辆<br></td><td><br>6辆<br></td><td><br>9辆<br></td></tr></tbody></table>
<br><span>（1） </span><span>自行车的辆数是电动车的多少倍</span><span>？</span><br><br><span>（2） </span><span>自行车比摩托车多多少辆？</span><br><br></div>
三年级上