<div style="text-align: center;"><span style="font-family: 方正大标宋简体; font-weight: bold;"><font color="#ff0000">2015年春季二年级数学单元调研考查试卷</font></span></div><div style="text-align: center;"><br></div><span style=" font-family:方正黑体简体; "><div style="text-align: center;">万以内数的认识&nbsp;&nbsp;克和千克&nbsp;&nbsp;数学广角</div></span><br><span style=" font-family:黑体; ">一、</span><span style="font-family: 黑体; ">填空我能行</span><span style=" font-family:黑体; ">。</span><span style=" font-family:黑体; ">（</span><span style=" mso-fareast- ">每空</span><span>1</span><span style=" mso-fareast- ">分，共</span><span>42</span><span style=" mso-fareast- ">分。）</span><span style=" font-family:黑体; "></span><br><br><span style=" background: rgb(255, 255, 255);">1、10个一是（&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;&nbsp;），10个十是（&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">），10个一百是</span><span style=" background: rgb(255, 255, 255);"></span><br><br><span style=" background: rgb(255, 255, 255);">（&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;），10个一千是（&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;&nbsp;）。</span><span>&nbsp;</span><span style=" background: rgb(255, 255, 255);"></span><br><br><span style=" background: rgb(255, 255, 255);">2、一个数，从右边起第一位是（&nbsp;&nbsp;&nbsp;）位，第二位是（&nbsp;&nbsp;&nbsp;&nbsp;）位，第三位是（&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;&nbsp;）位，第四位是（&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;）位。第五位</span><span style=" background: rgb(255, 255, 255);">（&nbsp;&nbsp;&nbsp;）</span><span style=" background: rgb(255, 255, 255);">位</span><span style=" background: rgb(255, 255, 255);">。</span><span style="letter-spacing: -; background: rgb(255, 255, 255);"></span><br><br><span style=" background: rgb(255, 255, 255);">3</span><span style=" background: rgb(255, 255, 255);">、9587是由（&nbsp;&nbsp;&nbsp;）个千、（&nbsp;&nbsp;&nbsp;）个百、（&nbsp;&nbsp;）个十、（</span><span style=" background: rgb(255, 255, 255);">&nbsp;&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;</span><span style=" background: rgb(255, 255, 255);">）</span><span style=" background: rgb(255, 255, 255);">个一。</span><span style=" background: rgb(255, 255, 255);">&nbsp;</span><span style=" background: rgb(255, 255, 255);">&nbsp;</span><span style=" background: rgb(255, 255, 255);"></span><br><br><span style=" background: rgb(255, 255, 255);">4</span><span style=" background: rgb(255, 255, 255);">、最小的四位数是（　　），最小的五位（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）。&nbsp;</span><span style=" background: rgb(255, 255, 255);"></span><br><br><span style=" background: rgb(255, 255, 255);">5</span><span style=" background: rgb(255, 255, 255);">、与1000相邻的两个数是（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）和（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）。</span><span style=" background: rgb(255, 255, 255);"></span><br><br><span style=" background: rgb(255, 255, 255);">6</span><span style=" background: rgb(255, 255, 255);">、用3、6、1、5组成一个最大的四位数是（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;），最小的四位数是（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）。</span><br><br><span style=" background: rgb(255, 255, 255);">7</span><span style=" background: rgb(255, 255, 255);">、4600里面有（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）个百，260里面有（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）个十。</span><span style=" background: rgb(255, 255, 255);">&nbsp;</span><span></span><br><br><span>8、星期日上午有527人参观科技馆，下午有384人参观。因为527接近（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;），384接近（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;），所以这一天参观科技馆的大约有（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）人。</span><br><br><span>9、1枚2分硬币约重1（&nbsp;&nbsp;&nbsp;&nbsp;），1个鸡蛋大约重55（&nbsp;&nbsp;&nbsp;&nbsp;），一箱苹果大约重5（&nbsp;&nbsp;&nbsp;&nbsp;）。</span><br><br><span>10、</span><span>在○里填上＞、＜或＝。</span><br><br><span>8000</span><span>克</span><span>○</span><span>9</span><span>千克　　</span><span>4</span><span>千克</span><span>○</span><span>4000</span><span>克　　</span><span></span><br><br><span>3</span><span>千克</span><span>○</span><span>2990</span><span>克　　</span><span>1</span><span>千克</span><span>○</span><span>1010</span><span>克</span><br><br><span>11、按要求完成下面各题。</span><br><br><span>①9876=900</span><span>0＋800＋70＋6　　</span><br><br><span style=" z-index:1; left:0px; "></span><span style=" z-index:1; left:0px; "></span><span style=" z-index:1; left:0px; "></span><span>②4870=&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;＋&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;＋&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span style=" z-index:1; left:0px; "></span><span style=" z-index:1; left:0px; "></span><span style=" z-index:1; left:0px; "></span><span>2015=&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;＋&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;＋&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>③比较6246、6426、6624、6642、6264&nbsp;的大小。</span><br><br><span>（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）&lt;（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）&lt;（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）&lt;（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）&lt;（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span style=" font-family:黑体; ">二、</span><span style=" font-family:黑体; ">我当法官辨真假</span><span>（对的打“√”，错的打“×”&nbsp;）（7分）</span><br><br><span>1、9个一、8个十、5个百和4个千组成的数是9854。&nbsp;（&nbsp;&nbsp;&nbsp;&nbsp;　）</span><span></span><br><br><span>2、供应小学有学生1304人，约是1300人。 （&nbsp;&nbsp;&nbsp;&nbsp;　）</span><br><br><span style=" background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">3、</span><span style=" background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">一个四位数最高位位。 &nbsp;（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）</span><div><span><br></span><span style=" background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">4、</span><span style=" background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">读数时，数的末尾不管有几个0，都</span><span style=" background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">不</span><span style=" background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">读。 （&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）</span></div><div><span><br></span></div><div><span>5、1千克铁比1000克棉花重。 （&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span>6、1根跳绳长5千克。 （&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span>7、妈妈身高是162厘米，体重53克。（&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;）</span><br><br><span style=" font-family:黑体; ">三</span><span style=" font-family:黑体; ">、</span><span style=" font-family:黑体; ">读写下列各数。</span><span>（4分+4分，共8分）</span><br><br><span>1、读出下列各数。</span><br><br><span>3089读作：</span></div><div><span><br></span></div><div><span>4908读作：</span><br><br><span>7009读作：</span></div><div><span><br></span></div><div><span>6010读作：</span><br><br><span>2、写出下列各数。</span><br><br><span>五千八百零九</span></div><div><span><br></span></div><div><span>七千零八十&nbsp;&nbsp;</span><br><br><span>八千零八</span></div><div><span><br></span></div><div><span>三千零一十二</span><br><br><span style=" font-family:黑体; ">四</span><span style=" font-family:黑体; ">、</span><span style=" font-family:黑体; ">算一算。</span><span style=" mso-fareast- ">（</span><span>共18</span><span style=" mso-fareast- ">分）</span><br><br><span>1400-900= &nbsp; &nbsp;600+800= &nbsp; &nbsp;300+3000=&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span></span><br><br><span>90+400= &nbsp; &nbsp; &nbsp;240-70= &nbsp; &nbsp;5600-500=&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span></span><br><br><span>700-300=</span><span>&nbsp;</span><span>&nbsp; &nbsp;460-400= &nbsp; &nbsp;80+50=</span><br><br><span style="font-family: 黑体; font-weight: bold; ">五、实践操作。</span><span>（1-5题每题4分，6题5分，共25分）</span><span style="font-family: 黑体; "></span><br><br><span>1、</span><span>一堆煤重2500千克，用去500千克，还剩多少千克？</span><br><br><span>2、</span><span>农民伯伯收了8000千克水果，其中梨子有</span><span>3</span><span>000千克，剩下的是桔子，桔子有多少千克？</span><span></span><br><br><span>3、</span><span>二年级有200个学生，三年级有220名学生，</span><span>两</span><span>个年级一共有多少个学生？</span><br><br><span>4、</span><span>学校共有750个学生，其中男生300个，女生有多少个？</span><span></span><br><br><span>5</span><span>、商场上有自行车5000辆，摩托车比自行车少2000辆，摩托车有多少辆？</span><br><br><span>6、三个小动物和大家玩过猜卡片的游戏，他们又去参加了运动会，小兔说：我们三只小动物分别获得了金、银、铜牌。</span></div><div><span><br></span></div><div><span>小狗说：我得到的不是银牌。</span></div><div><span><br></span></div><div><span>小猫说：我得到的既不是金牌，也不是银牌。</span></div><div><span><br></span></div><div><span>猜一猜谁得到了金牌？</span><br><br></div>