<strong><span>一、直接写得数</span><span>(</span><span>6</span><span>分</span><span>)</span></strong><span></span><br><br><span>520+301= 429+80=</span><span></span><br><br><span>750+254=</span><span></span><span> </span><span>860-69=</span><span></span><br><br><span>500- 307=</span><span></span><span> 1000-860=</span><span></span><br><br><strong><span>二、我会填</span><span>(</span><span>8</span><span>分</span><span>)</span></strong><span></span><br><br><span>1</span><span>.</span><span>计算加法和减法时</span><span>,</span><span>都要从</span><span>(</span><span> </span><span>)</span><span>算起</span><span>,</span><span>把相同数位</span><span>(</span><span> </span><span>)</span><span>。</span><span></span><br><br><span>2</span><span>.</span><span>最小的三位数与最大的两位数的差是</span><span>(</span><span> </span><span>),</span><span>和是</span><span>(</span><span> </span><span>)</span><span>。</span><span></span><br><br><span>3</span><span>.</span><span>一个数比</span><span>495</span><span>多</span><span>28</span><span>,</span><span>这个数是</span><span>(</span><span> </span><span>)</span><span>。</span><span></span><br><br><span>4</span><span>.</span><span>差与减数相加</span><span>,</span><span>等于</span><span>(</span><span> </span><span>)</span><span>。</span><span></span><br><br><span>5</span><span>.127</span><span>比</span><span>(</span><span> </span><span>)</span><span>大</span><span>75</span><span>,</span><span>605</span><span>比</span><span>(</span><span> </span><span>)</span><span>小</span><span>39</span><span>。</span><span></span><br><br><strong><span>三、我是小法官</span><span>(</span><span>10</span><span>分</span><span>)</span></strong><span></span><br><br><span>1</span><span>.</span><span>四位数减三位数</span><span>,</span><span>差一定是三位数。</span><span>(</span><span> </span><span>)</span><span></span><br><br><span>2</span><span>.</span><span>一个数比</span><span>50</span><span>多</span><span>36</span><span>,</span><span>这个数就比</span><span>36</span><span>多</span><span>50</span><span>。</span><span></span><span>(</span><span> </span><span>)</span><span></span><br><br><span>3</span><span>.</span><span>两个加数都是三位数</span><span>,</span><span>和一定是四位</span><span>数。</span><span></span><span>(</span><span> </span><span>)</span><span></span><br><br><span>4</span><span>.</span><span>最大的三位数与最小的四位数相差</span><span>1</span><span>。</span><span></span><span>(</span><span> </span><span>)</span><span></span><br><br><span>5</span><span>.1000- 860=14</span><span>。</span><span></span><span>(</span><span> </span><span>)</span><span></span><br><br><strong><span>四、笔算下面各题</span><span>,</span><span>带</span><span>☆</span><span>号的要验算</span><span>(</span><span>18</span><span>分</span><span>)</span></strong><span></span><br><br><span>425+354 </span><span> </span><span> 871- 2</span><span>40</span><span></span><br><br><br><span>238+156+375</span><span></span><span> 1000- 839</span><br><br><br><br><span>☆</span><span>347+953</span><span></span><span> </span><span>☆</span><span>706- 189</span><span></span><br><br><br><strong><span>五、下面的计算对吗</span><span>?</span><span>对的打“</span><span>√</span><span>”</span><span>,</span><span>错的打“</span><span>✕</span><span>”</span><span>,</span><span>并改正</span><span>(</span><span>4</span><span>分</span><span>)</span></strong><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2018/0816/2018816145621.png?m=0.917189623536818"><br><br><strong><span>六、填表</span><span>(</span><span>6</span><span>分</span><span>)</span></strong><div><br></div><div><img src="https://www.szxuexiao.com/uploadimages/2018/0816/2018816145730.png?m=0.27643893661413577"><br></div><div><span></span><br><strong><span>七</span><span>、解决问题</span><span>(</span><span>48</span><span>分</span><span>)</span></strong><span></span><br><br><span>1</span><span>.</span><span>小华家和明明家相距多少米</span><span>?</span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2018/0816/2018816145812.png?m=0.5399586733819917"><br><br><span>2</span><span>.</span><span>全球最高的迪拜塔高</span><span>828</span><span>米</span><span>,</span><span>我国南京绿地中心紫峰大厦比迪拜塔矮</span><span>378</span><span>米。南京紫峰大厦高多少米</span><span>?</span><br><br><span>3</span><span>.</span><span>购物。</span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2018/0816/2018816145848.png?m=0.1653180756146575"><br><br><span style="">(1)</span><span style="">买一辆自行车和一副羽毛球拍需要多少钱</span><span style="">?</span><br><br><span style="">(2)</span><span style="">买这三样东西各一件一共需要多少钱</span><span style="">?</span><span style=""></span><br><br><span>4</span><span>.</span><span>电影院有</span><span>900</span><span>个座位</span><span>,</span><span>某中</span><span>学三个年级的学生都去看电影</span><span>,</span><span>一年级有</span><span>625</span><span>人</span><span>,</span><span>二年级有</span><span>265</span><span>人</span><span>,</span><span>三年级有</span><span>290</span><span>人</span><span>,</span><span>电影院的座位够</span><span>不够</span><span>?</span><span></span><br><br><br><strong><span>★</span><span>附加题</span></strong><span></span><br><br><span>若算式</span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2018/0816/2018816145944.png?m=0.459068808409435"><br><br><br><div style="text-align: center;"><strong><font color="#38761d">2018年小学三年级数学上册《第四单元》测试题参考答案</font></strong></div><br><span>一、</span><span>8</span><span>21 509 1004 791 193 140</span><span></span><br><br><span>二、</span><span>1</span><span>.</span><span>个位</span><span> </span><span>对齐</span><span> </span><span>2</span><span>.1 199 </span><span>3</span><span>.523 </span><span>4</span><span>.</span><span>被减数</span><span> </span><span>5</span><span>.52 644</span><span></span><br><br><span>三、</span><span>1</span><span>.</span><span>✕</span><span> </span><span>2</span><span>.</span><span>√</span><span> </span><span>3</span><span>.</span><span>✕</span><span> </span><span>4</span><span>.</span><span>√</span><span> </span><span>5</span><span>.</span><span>✕</span><span></span><br><br><span>四、</span><span></span><br><br><img src="https://www.szxuexiao.com/uploadimages/2018/0816/201881615032.png?m=0.2767665197126328"><br><br><img src="https://www.szxuexiao.com/uploadimages/2018/0816/201881615117.png?m=0.38389528732626377"><br><br><span><strong>六、</strong></span></div><div><br></div><div><img src="https://www.szxuexiao.com/uploadimages/2018/0816/201881615153.png?m=0.5397049178412836"><br><br><span>七、</span><span>1</span><span>.416+608=1024</span><span>(</span><span>米</span><span>)</span><span> </span><span>2</span><span>.828- 378=450</span><span>(</span><span>米</span><span>)</span><span> </span><span>3</span><span>.</span><span>(</span><span>1</span><span>)</span><span>647+165=812</span><span>(</span><span>元</span><span>)</span><span> </span><span>(</span><span>2</span><span>)</span><span>578+165+647=1390</span><span>(</span><span>元</span><span>)</span><span> </span><span>4</span><span>.</span><span>三个年级一共有</span><span>625+26</span><span>5+290=1180</span><span>(</span><span>人</span><span>),</span><span>因为</span><span>1180>900</span><span>,</span><span>所以座位不够。</span><span></span><br><br><span>附加题</span><span> A=2</span><span>,</span><span>B=8</span><span>,</span><span>C=9</span><span>,</span><span>A+B+C=2+</span><span>8+9=19</span><span>。</span><span></span><br><br><span> </span><br></div>
三年级上