2019年小学二年级数学下册《第四单元》测试题及答案

<strong><span>一、填一填。(8题6分,其余每空1分,共33分)</span><span></span></strong><span></span><br><br><span>1.看图写数。</span><span></span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2019/0414/2019414215434.png?m=0.1624180135401494"><br><br><span>2.一个五位数,它的最高位是(  )位;比最小的五位数少1的数是(  )。</span><span></span><span></span><br><br><span>3.填入合适的单位。(十、百、千)</span><span></span><span></span><br><br><span>(1)实验小学二(1)班有学生五(  )人。</span><span></span><span></span><br><br><span>(2)某小学有学生八(  )人。</span><span></span><span></span><br><br><span>(3)某县共有小学生九(  )人。</span><span></span><span></span><br><br><span>4.两个两个地数,8988后面的3个数是(  )、(  )、(  )。</span><span></span><br><br><span>5.</span><span>一个四位数是由7个千,5个十和8个一组成的,这个数是(  ),它也可以看成是由(  )个一组成。</span><span></span><span></span><br><br><span>6.读出下面各数。</span><span></span><span></span><br><br><span>2673(      )</span><span></span><span>6008(      )</span><span></span><span></span><br><br><span>5061(      )</span><span></span><span>3400(      )</span><span></span><span></span><br><br><span>7.写出下面商品的价格。</span><span></span><span></span><br><br><span><img src="https://www.szxuexiao.com/uploadimages/2019/0414/2019414215516.png?m=0.7029524231651536">   </span><span>&nbsp;</span><div><br><span>8.用6,5,9组成不同的三位数,将组成的所有的三位数按从大到小的顺序排列起来。</span><span></span><span></span><br><br><span>________________________________________________________</span><span></span><br><br><span>9.用4个千和4个十组成一个数,这个数(  )位上的零要读出来。</span><span></span><br><br><span>10.比一比。(在○里填上“>”或“<”)</span><span></span><span></span><br><br><span>3004</span>○<span>4003</span><span>    </span><span>899</span>○<span>901</span><span></span><span></span><br><br><span>1000</span>○<span>999</span>    <span>9999</span>○<span>10000</span><span></span><span></span><br><br><span>1111</span>○<span>10000</span>    <span>8085</span>○<span>8058</span><span></span><span></span><br><br><span><strong>二、选一选。(把正确答案的字母填在括号里)(每题2分,共12分)</strong></span><span></span><br><br><span>1.619中的“6”表示(  )。</span><span></span><span></span><br><br><span>A.6个十</span>  <span>B.6个百</span><span>  </span><span>C.6个一</span><span></span><span></span><br><br><span>2.下面最接近7000的数是(  )。</span><span></span><span></span><br><br><span>A.7060</span>  <span>B.7100</span>  <span>C.6970</span><span></span><span></span><br><br><span>3.下面的数中,一个零也不读的是(  )。</span><span></span><span></span><br><br><span>A.6503</span>  <span>B.8002</span>  <span>C.4000</span><span></span><span></span><br><br><span>4.一个一个地数,9090后面的一个数是(  )。</span><span></span><span></span><br><br><span>A.9091</span>  <span>B.9010</span>  <span>C.10000</span><span></span><span></span><br><br><span>5.买一辆自行车大约需300元,这辆自行车的价钱可能是(  )元。</span><span></span><br><br><span>A.198</span>  <span>B.396</span>  <span>C.298</span><span></span><span></span><br><br><span>6.用2个“0”和2个“5”可以组成(  )个不同的四位数。</span><span></span><span></span><br><br><span>A.2</span>  <span>B.3</span>  <span>C.6</span><span></span><br><br><strong><span>三、算一算。(9分)</span><span></span></strong><span></span><br><br><span>3000+50=</span>  <span>600+7000=</span>  <span>4400-400=</span><span></span><span></span><br><br><span>2800-800=</span>  <span>9300-3000=</span>  <span>2000+5000=</span><span></span><span></span><br><br><span>600+300=</span>  <span>1000-300=</span>  <span>2600+2000=</span><span></span><span></span><br><br><strong><span>四、认真想,细心填。(每空1分,共13分)</span><span></span></strong><span></span><br><br><span>1.605在算盘上需要用(  )个算珠表示。</span><span></span><span></span><br><br><span>2.</span><span>□</span><span>262>2271,</span>□<span>里最小能填(  ),53</span>□<span>8<5347,</span>□<span>里最大能填(  )。</span><span></span><span></span><br><br><span>3.用0,2,5,8这四个数字组成的四位数中。</span><span></span><span></span><br><br><span>(1)最接近2000的数是(  )。</span><span></span><span></span><br><br><span>(2)最接近8000的数是(  )。</span><span></span><span></span><br><br><span>4.用4,0,0,8组成的不同的四位数中。</span><span></span><span></span><br><br><span>(1)两个“0”都不读出来的数是(   )和(   )。</span><span></span><span></span><br><br><span>(2)只读一个“0”的数是(   )、(   )、(   )、(   )。</span><span></span><br><br><span>5.在计数器上用5个珠子能表示的最大四位数是(   ),最小四位数是(   )。</span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2019/0414/2019414215816.png?m=0.8176739434565394"><br><br><strong><span>五、按要求完成下面各题。(1题9分</span><span>,</span><span>2题7分</span><span>,</span><span>3题17分</span><span>,</span><span>共33分)</span></strong><span></span><br><br><span>1.(变式题)&nbsp;<img src="https://www.szxuexiao.com/uploadimages/2019/0414/201941421596.png?m=0.6950388002224437"></span><br><br><span>(1)哪些数在300和500之间?_____________________________________________________</span><span></span><br><br><span>(2)哪些数比500大?_____________________________________________________ </span><span></span><br><br><span>(3)哪些数与1000比较接近?_____________________________________________________</span><span></span><br><br><span>2.仔细观察后再填数。</span><span></span><span></span><br><br><span>(1)101,202,303,(   ),(   )。</span><span></span><span></span><br><br><span>(2)1030,1020,1010,(   ),(   )。</span><span></span><span></span><br><br><span>(3)1002,(   ),(   ),(   ),998。</span><span></span><span></span><br><br><span>3.(变式题)比一比,做一做。</span><span></span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2019/0414/20194142206.png?m=0.12052048248545533"><br><br><span>小女孩的书可能有多少页?画“√”。</span><span></span><span></span><span></span><br><br><span>(2)龙山林场去年栽松树3120棵。栽的柳树比松树少一些,栽的杨树比松树多得多,栽的柏树比松树多一些。</span><span></span><br><br><span>①</span><span>哪种树的棵数最多?(在空格里画“○”)</span><span></span><br><br><span>②</span><span>哪种树的棵数最少?(在空格里画“</span><span style=" ;">△</span><span>”)</span><span></span><br><br><span></span><span></span><img src="https://www.szxuexiao.com/uploadimages/2019/0414/20194142210.png?m=0.05634504819870356"><br><br><span>③</span><span>柏树可能栽了多少棵?圈出合适的答案。</span><span></span><br><br><span>3180棵</span><span></span><span>1700棵</span><span></span><br><br><span>2970棵</span><span></span><span>5600棵</span><span></span><br><br><span>(3)下面是某小学三个年级的人数。</span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2019/0414/201941422137.png?m=0.264567144706664"><br><br><span>①</span><span>三个年级中,找出人数最多的,在括号中画“</span><span>☆</span><span>”,找出人数最少的,在括号中画“</span><span style=" ;">△</span><span>”。</span><span></span><br><br><span>一年级(  )  三年级(  )  五年级(  )</span><span></span><br><br><span>②</span><span>五年级最多有(  )人,最少有(  )人。</span><span></span><br><br><span>③</span><span>一年级最少有(  )人,最多有(  )人。</span><span></span><br><br><span>④</span><span>(  )年级和(  )年级的人数差不多。</span><strong><span><br clear="all" style="page-break-before:always"></span></strong><strong></strong><br><br><strong><span>答案</span></strong><strong></strong><br><br><span>一、1.133 3020 8505 2.万 9999</span><span></span><span></span><span></span><br><br><span>3.(1)十 (2)百 (3)千</span><span></span><span></span><span></span><br><br><span>4.8990 8992 8994 5.7058 7058</span><span></span><span></span><span></span><br><br><span>6.二千六百七十三 六千零八 五千零六十一 三千四百</span><span></span><span></span><span></span><br><br><span>7.8988 3800 5099</span><span></span><span></span><span></span><br><br><span>8.965>956>695>659>596>569</span><span></span><span></span><span></span><br><br><span>9.百 10.< < > < < ></span><span></span><span></span><span></span><br><br><span>二、1.B 2.C 3.C 4.A 5.C 6.B </span><span></span><span></span><span></span><br><br><span>三、3050 7600 4000 2000 6300 7000 900 700 4600</span><span></span><span></span><span></span><br><br><span>四、1.3 2.3 3</span><span></span><span></span><span></span><br><br><span>3.(1)2058 (2)8025</span><span></span><span></span><span></span><br><br><span>4.(1)4800 8400 (2)4080 8040 4008 8004</span><span></span><span></span><span></span><br><br><span>5.5000 1004</span><span></span><span></span><span></span><br><br><span>五、1.(1)383,494 (2)571,699,997,1004</span><span></span><span></span><span></span><br><br><span>(3)997,1004</span><span></span><span></span><span></span><br><br><span>2.(1)404 505 (2)1000 990</span><span></span><span></span><span></span><br><br><span>(3)1001 1000 999</span><span></span><span></span><span></span><br><br><span>3.(1)</span><span></span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2019/0414/201941422335.png?m=0.8528063267411496"><br><br><span>(2)</span><span>①②</span><span>如下:</span><span></span><span></span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2019/0414/201941422424.png?m=0.20371112005560477"><br><br><span>(3)</span><span>①</span><span>(</span><span style=" ">△</span><span>)( )(</span><span>☆</span><span>) </span><span>②</span><span>269 260</span><span>&nbsp;&nbsp;</span><span>③</span><span>105 195 </span><span>④</span><span>三 五</span><br></div><div><span><br></span></div>