<div style="text-align: center;"><strong><font color="#ff0000">人教版2016-2017学年小学二年级数学上册《第八单元》测试卷</font></strong></div><br><span><strong>一、填一填。</strong></span><br><br><span>1.</span><span>用</span><span>5</span><span>、</span><span>7</span><span>、</span><span>9</span><span>三张数字卡片</span><span>,</span><span>能摆成</span><span>(</span><span>　　</span><span>)</span><span>个不同的两位数</span><span>,</span><span>它们分别是</span><span>(</span><span>　　　　　　　</span><span>)</span><span>。如果用</span><span>0</span><span>代替</span><span>9</span><span>,</span><span>能摆成</span><span>(</span><span>　　</span><span>)</span><span>个不同的两位数。</span><br><br><span>2.</span><span>用</span><span>3</span><span>、</span><span>4</span><span>、</span><span>5</span><span>、</span><span>6</span><span>这四个数字</span><span>,</span><span>能组成</span><span>(</span><span>　　</span><span>)</span><span>个不同的两位数</span><span>,</span><span>分别是</span><span>(</span><span>　　　　　　</span><span>)</span><span>。</span><br><br><span>3.3</span><span>个小朋友互通一次电话</span><span>,</span><span>一共要通</span><span>(</span><span>　　</span><span>)</span><span>次电话</span><span>;</span><span>4</span><span>个小朋友</span><span>,</span><span>每两人互通一次电话</span><span>,</span><span>一共要通</span><span>(</span><span>　　</span><span>)</span><span>次电话。</span><br><br><span><strong>二、算一算。</strong></span><br><br><span>8×9=　　　　6×7=　　　5×4=　　　9×7=　　　　5×7+20=</span><br><br><span>5×6=　　　　4×9=　　　7×8=　　　6×9=　　　　7×9-9=</span><br><br><strong><span>三、在○</span><span>里填上“</span><span>&gt;</span><span>”“</span><span>&lt;</span><span>”或“</span><span>=</span><span>”。</span></strong><br><br><span>4×6</span><strong>○</strong><span>24　　　25+8</span><strong>○</strong><span>35　　　 &nbsp;2×6</span><strong>○</strong><span>12　　　 &nbsp;19+8</span><strong>○</strong><span>3×8</span><br><br><span>30+6</span><strong>○</strong><span>24</span><span></span><span>&nbsp;&nbsp;</span><span>34-20</span><span>15</span><span>&nbsp; &nbsp; &nbsp;&nbsp;</span><span>5×7</span><strong>○</strong><span>32</span><span>&nbsp; &nbsp; &nbsp;</span><span>42+10</span><strong>○</strong><span>6×9</span><br><strong><br><span>四、按要求做题。</span></strong><br><br><span>有</span><span>3</span><span>个数</span><span>6</span><span>、</span><span>7</span><span>、</span><span>8</span><span>,</span><span>任意选取其中</span><span>2</span><span>个求和。</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1203/2016123112049.png?m=0.5202294508071241"><br><br><span><strong>五、解决问题。</strong></span><br><br><span>1.</span><span>六一儿童节这天</span><span>,</span><span>王老师打算从下面</span><span>4</span><span>名同学中任选</span><span>2</span><span>名同学表演节目</span><span>,</span><span>有几种不同的选法</span><span>?</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1203/2016123112135.png?m=0.400179008437727"><br><br><span>2.</span><span>任选两个球</span><span>,</span><span>一共有多少种不同的选法</span><span>?</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1203/2016123112215.png?m=0.5913550500726035"><br><br><span>3.</span><span>有</span><span>4</span><span>件上衣</span><span>,</span><span>2</span><span>条裤子</span><span>,</span><span>有几种不同的搭配方法</span><span>?</span><br><br><span>4.</span><span>虎虎、聪聪、闹闹</span><span>3</span><span>人一起到理发店理发</span><span>,</span><span>理发师只有一位</span><span>,</span><span>所以只能一个个顺次理发</span><span>,</span><span>3</span><span>个小朋友的理发顺序有几种</span><span>?</span><span>请分别用序号表示出来。</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1203/2016123112350.png?m=0.9806189917279475"><br><br><span>5.</span><span>用</span><span>5</span><span>、</span><span>8</span><span>、</span><span>0</span><span>这三张数字卡片能组成多少个不同的两位数</span><span>?</span><span>其中最大的数比最小的数大多少</span><span>?</span><br><br><div style="text-align: center;"><strong><font color="#38761d"><br></font></strong></div><strong><div style="text-align: center;"><strong><font color="#38761d">人教版2016-2017学年小学二年级数学上册第八单元测试卷参考答案</font></strong></div></strong><br><span>一、</span><span>1</span><span>.6　57</span><span>、</span><span>59</span><span>、</span><span>75</span><span>、</span><span>79</span><span>、</span><span>97</span><span>、</span><span>95　4</span><br><br><span>2</span><span>.12　34</span><span>、</span><span>35</span><span>、</span><span>36</span><span>、</span><span>43</span><span>、</span><span>45</span><span>、</span><span>46</span><span>、</span><span>53</span><span>、</span><span>54</span><span>、</span><span>56</span><span>、</span><span>63</span><span>、</span><span>64</span><span>、</span><span>65</span><br><br><span>3</span><span>.3　6</span><br><br><span>二、</span><span>72　42　20　63　55　30　36　56　54　54</span><br><br><span>三、</span><span>=　&lt;　=　&gt;　&gt;　&lt;　&gt;　&lt;</span><br><br><span>四、</span><span>略</span><br><br><span>五、</span><span>1</span><span>.6</span><span>种</span><br><br><span>2</span><span>.6</span><span>种</span><br><br><span>3</span><span>.8</span><span>种</span><br><br><span>4</span><span>.6</span><span>种</span><span>　①②③</span><span>、</span><span>①③②</span><span>、</span><span>②③①</span><span>、</span><span>②①③</span><span>、</span><span>③①②</span><span>、</span><span>③②①</span><br><br><span>5</span><span>.4</span><span>个</span><span>　85-50=35</span><br><br>