2017年苏教版小学二年级数学上册《乘法口诀》强化训练题及答案

<div style="text-align: center;"><font color="#ff0000"><strong>2017年苏教版</strong><strong>小学</strong><strong>二年级</strong><strong>数学</strong><strong>上册乘法口诀强化训练</strong></font></div><div style="text-align: center;"><br></div><span><div style="text-align: center;">姓名:__________ 班级:__________考号:__________</div></span><div><span><br></span></div><div><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012142331.png?m=0.027358023474498117"><br></span></div><div><span><br></span></div><div><div style="text-align: center;"><strong><font color="#38761d">第Ⅰ卷 客观题</font></strong></div><br><strong><span>一、单选题(共3题;共6分)</span></strong><br><br><span>1、求3个5连加是多少?算式是(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>A、5×3</span></div><div><span><br></span><span>B、3+5&nbsp;&nbsp;</span><span><br></span><span><br></span></div><div><span>C、5-3</span><br><br><span>2、得数最接近50的算式是(&nbsp;&nbsp;&nbsp;&nbsp; )。 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>A、15+14</span><span><br></span><span><br></span></div><div><span>B、38+7&nbsp;</span><span><br></span><span><br></span></div><div><span>C、6×6</span><br><br><span>3、可以用4×2表示的算式是(&nbsp;&nbsp;&nbsp; )。 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>A、4+2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span><br></span></div><div><span>B、4+4+4+4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span><br></span></div><div><span>C、2+2+2+2</span><br><br><br><div style="text-align: center;"><strong><font color="#38761d">第Ⅱ卷 主观题</font></strong></div><br><strong><span>二、判断题(共5题;共10分)</span></strong><br><br><span>4、3+4和3×4的结果相同。 &nbsp;&nbsp;&nbsp;</span><br><br><span>5、5个2写成加法算式是5+5。 &nbsp;&nbsp;&nbsp;</span><br><br><span>6、4个3是多少?算式是3×4=12。 &nbsp;&nbsp;&nbsp;</span><br><br><span>7、计算7×2和2×7用同一句口诀。 &nbsp;&nbsp;&nbsp;</span><br><br><span>8、苹果有3个,梨比苹果多2个,梨有多少个?可以列式为:3×2 &nbsp;&nbsp;&nbsp;</span><br><br><strong><span>三、计算题(共2题;共10分)</span></strong><br><br><span>9、竖式计算</span><span><br></span><span><br></span></div><div><span>92-23-47 =&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;</span><br><br><span>10、看图列式计算。</span><br><br><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012142447.png?m=0.8133601208404027"><br><br><strong><span>四、综合题(共2题;共30分)</span></strong><br><br><span>11、综合题。</span><span><br></span><br><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012142522.png?m=0.070423554281285"><br><br><span>(1)买8架飞机需要多少元? &nbsp;&nbsp;&nbsp;</span><br><br><span>(2)买一辆三轮车和一辆摩托车一共要多少钱? &nbsp;&nbsp;&nbsp;</span><br><br><span>(3)有50</span><span>元钱,买5辆小汽车,够吗? &nbsp;&nbsp;&nbsp;</span><br><br><span>(4)你还能提出什么数学问题?并解答。 &nbsp;&nbsp;&nbsp;</span><br><br><span>12、</span></div><div><br></div><div><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012142632.png?m=0.040058670108308325"><br><br><span>(1)小猪有多少只? &nbsp;&nbsp;&nbsp;</span><br><br><span>(2)小兔有多少只? &nbsp;&nbsp;&nbsp;</span><br><br><strong><span>五、填空题(共31题;共141分)</span></strong><br><br><span>13、4个5相加,可以写作________×________也可以写作________×________ &nbsp;&nbsp;&nbsp;</span><br><br><span>14、把口诀填完整。</span></div><div><span><br></span></div><div><span>________二十四&nbsp; &nbsp;五________四十&nbsp;&nbsp;&nbsp; 四________二十八</span></div><div><span><br></span><span>________六十三&nbsp;&nbsp; 三________十二&nbsp; &nbsp; &nbsp;________九二十七 &nbsp;&nbsp;&nbsp;</span><br><br><span>15、5×4= 20,读作________乘________等于________。表示________个________相加得________。 &nbsp;&nbsp;&nbsp;</span><br><br><span>16、有多少颗星星?(两种算式)</span></div><div><span><br></span></div><div><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012142741.png?m=0.3694759571113262"><br></span></div><div><span><br></span><span>①________&nbsp; &nbsp; &nbsp;②________ &nbsp;&nbsp;&nbsp;</span><br><br><span>17、一共有几颗红星?</span></div><div><span><br></span></div><div><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012142826.png?m=0.14047616444869648"><br></div><div><span>________</span><br><br><span>18、2×3读作________。 &nbsp;&nbsp;&nbsp;</span><br><br><span>19、________三十,5×________=15,________×5=15</span><br><br><span>20、4+4+4+4改写成乘法算式是________。读作:________,口诀:________ &nbsp;&nbsp;&nbsp;</span><br><br><span>21、把下列乘法口诀填写完整。</span></div><div><span><br></span></div><div><span>一四________&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;二________得六&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;三五________</span></div><div><span><br></span><span>________五一十&nbsp; &nbsp;&nbsp;&nbsp;三________得九&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;四四________</span><span><br></span><span><br></span></div><div><span>________四得八&nbsp; &nbsp;&nbsp;&nbsp;五________二十五 &nbsp;&nbsp;&nbsp;&nbsp;五六________ &nbsp;&nbsp;&nbsp;</span><br><br><span>22、把口诀写完整。</span></div><div><span><br></span></div><div><span>五五________&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;二六________</span></div><div><span><br></span><span>二三________&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;三四________</span><br><br><span>23、口算。</span></div><div><span><br></span></div><div><span>2×3=________</span></div><div><span><br></span></div><div><span>5×5=________</span></div><div><span><br></span></div><div><span>38-20=________</span></div><div><span><br></span></div><div><span>5×2+5=________</span></div><div><span><br></span><span>42-7=________</span></div><div><span><br></span></div><div><span>6×6=________</span></div><div><span><br></span></div><div><span>42+40=________&nbsp;</span></div><div><span><br></span></div><div><span>42+5-10=________ &nbsp;&nbsp;&nbsp;</span><br><br><span>24、找朋友,将序号填在横线上。</span></div><div><span><br></span></div><div><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/2017101214309.png?m=0.35598464744821"><br></span><span>________ </span><span>________ </span><span>________ </span><span>________&nbsp; &nbsp;&nbsp;&nbsp;</span><br><br><span>25、</span></div><div><span><br></span></div><div><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012143053.png?m=0.08902708417546101"><br></span></div><div><span><br></span></div><div><span>加法算式:________</span><span><br></span><span><br></span></div><div><span>乘法算式:________</span><span><br></span><span><br></span></div><div><span>乘法口诀:________ &nbsp;&nbsp;&nbsp;</span><br><br><span>26、</span><span><br></span><span><br></span></div><div><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012143136.png?m=0.289765281410846"><br></span></div><div><span><br></span></div><div><span>加法算式:________</span><span><br></span><span><br></span></div><div><span>乘法算式:________</span><br><br><span>27、看图写出两道算式,并写出口诀。</span></div><div><span><br></span></div><div><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/2017101214327.png?m=0.1743060075148175"><br></span></div><div><span><br></span><span>算式:________&nbsp;&nbsp;&nbsp;&nbsp;________</span></div><div><span><br></span><span>口诀:________ &nbsp;&nbsp;&nbsp;</span><br><br><span>28、两个乘数都是5列式________,两个5相加列式________。 &nbsp;&nbsp;&nbsp;</span><br><br><span>29、把口诀补充完整。</span></div><div><span><br></span></div><div><span>二四________&nbsp; &nbsp; &nbsp; 三五________&nbsp; &nbsp; &nbsp; &nbsp; 四六________</span><span><br></span><span><br></span></div><div><span>二________一十&nbsp;&nbsp;&nbsp; ________三得六&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ________十二 &nbsp;&nbsp;&nbsp;</span><br><br><span>30、1只青蛙</span><span>有________条腿,4只</span>青蛙<span>共有________条腿。 &nbsp;&nbsp;&nbsp;</span><br><br><span>31、把口诀填完整。</span></div><div><span><br></span></div><div><span>________二十四 &nbsp;&nbsp;&nbsp;&nbsp;五________四十 &nbsp;&nbsp;&nbsp;四________二十八</span></div><div><span><br></span><span>________六十四&nbsp; &nbsp; &nbsp;三________十二&nbsp;&nbsp; ________九二十七 &nbsp;&nbsp;&nbsp;</span><br><br><span>32、8×5比8×4的积多________。 &nbsp;&nbsp;&nbsp;</span><br><br><span>33、3+3+3+3+3=________,乘法算式是________,口诀是________ &nbsp;&nbsp;&nbsp;</span><br><br><span>34、从21、8、2、7、4、3中选数组成两道乘法算式。</span></div><div><span><br></span></div><div><span>________×________=________&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span><br></span></div><div><span>________×________=________ &nbsp;&nbsp;&nbsp;</span><br><br><span>35、看图填空。</span></div><div><span><br></span></div><div><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012143334.png?m=0.763466125077362"><br></div><div><span>________×________=________</span></div><div><span><br></span></div><div><span>________×________=________ &nbsp;&nbsp;&nbsp;</span><br><br><span>36、3×6读作________,表示________个________相加,也可以表示________个________相加。 &nbsp;&nbsp;&nbsp;</span><br><br><span>37、</span></div><div><span><br></span></div><div><span>5+5+5+5=________×________</span></div><div><span><br></span></div><div><span>8+8+8=________×________</span></div><div><span><br></span></div><div><span>3+3+3+3+3+3=________×________</span></div><div><br><span>38、</span><span><br></span><span><br></span></div><div><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012143427.png?m=0.3073806886526558"><br></span></div><div><span><br></span></div><div><span>数一数,一共有________个</span></div><div><span><br></span></div><div><span>加法算式:________&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span><br></span></div><div><span>乘法算式:________或________ &nbsp;&nbsp;&nbsp;</span><br><br><span>39、</span></div><div><span><br></span></div><div><span>五________四十五</span></div><div><span><br></span></div><div><span>四七________</span></div><div><span><br></span></div><div><span>三八________________二十四</span></div><div><span><br></span></div><div><span>________七二十一</span></div><div><span><br></span></div><div><span>________三十六</span><br><br><span>40、口算:</span></div><div><span><br></span></div><div><span>4×7=________&nbsp;&nbsp;9×3=________&nbsp;&nbsp;2×5=________&nbsp;&nbsp;36+25=________</span><span><br></span><span><br></span></div><div><span>7×3=________&nbsp;&nbsp;1×4=________&nbsp;&nbsp;4×6=________&nbsp; 92﹣20=________</span><span><br></span><span><br></span></div><div><span>3×4=________&nbsp;&nbsp;5×7=________&nbsp;&nbsp;6×3=________&nbsp;&nbsp;86﹣9=________</span></div><div><br><span>41、直接写得数。</span><br><table style="mso-padding-alt: ;"><tbody><tr><td><br><span>8 × 9=________</span><br></td><td style=";;"><br><span>6 × 7 =________</span><br></td><td style=";;"><br><span>5 × 4 =________</span><br></td><td style=";;"><br><span>9 × 7 -7 =________</span><br></td></tr><tr><td style="border-none;;"><br><span>5 × 6 =________</span><br></td><td style=";;border-none;;"><br><span>4 × 9 =________</span><br></td><td style=";;border-none;;"><br><span>7 × 8 =________</span><br></td><td style=";;border-none;;"><br><span>6 × 9 + 9 =________</span><br></td></tr><tr><td style="border-none;;"><br><span>32 —8 =________</span><br></td><td style=";;border-none;;"><br><span>40 + 28 =________</span><br></td><td style=";;border-none;;"><br><span>56 + 9 =________</span><br></td><td style=";;border-none;;"><br><span>67—40 + 21 =________</span><br></td></tr></tbody></table><br><span>42、7的6倍是________,30是5的________倍。 &nbsp;&nbsp;&nbsp;</span><br><br><span>43、横线上最大能填几?</span><span><br></span><span>3×________&lt;22&nbsp;&nbsp;&nbsp; ________×8&lt;70&nbsp;&nbsp;&nbsp; 9×________&lt;55 &nbsp;&nbsp;&nbsp;</span><br><br><strong><span>六、应用题(共6题;共30分)</span></strong><br><br><span>44、一个盘子里可以放6个西红柿,5个盘子里可以放多少个西红柿? &nbsp;&nbsp;&nbsp;</span><br><br><span>45、一共有多少朵花?</span></div><div><br></div><div><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012143644.png?m=0.6538812214740282"><br><br><span>46、同学们植树绿化校园,植了4行,每行6棵,一共植了多少棵树?</span><br><br><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012143726.png?m=0.8259709752674551"><br><br><span>47、8岁的阳阳随旅游团到草原去,搭了3个帐篷,每个帐篷住7人,刚好住下所有人,算一下他们去了多少人?</span><br><br><span>48、二年级有5个班,每班有4名女学生参加舞蹈队,二年级一共多少人参加舞蹈队?后来舞蹈队又增加了15名男生,现在舞蹈队有多少人? &nbsp;&nbsp;&nbsp;</span><br><br><span>49、一段彩带对折3次后长5分米,这段彩带原来长多少米? &nbsp;&nbsp;&nbsp;</span><br><br><strong><span>七、解答题(共1题;共6分)</span></strong><br><br><span>50、看图写算式。 &nbsp;&nbsp;&nbsp;</span><br><br><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012143834.png?m=0.4819372462549256"><br><br></span><span>①有________个________</span></div><div><span><br></span><span>②加法算式:________</span><span><br></span><span><br></span></div><div><span>③乘法算式: ________&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;</span><br><br><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012143912.png?m=0.6812194469702129"><br></div><div><br></div><div><span>乘加算式:________</span><span><br></span><span><br></span></div><div><span>乘减算式:________ &nbsp;&nbsp;&nbsp;</span><br><br><br><div style="text-align: center;"><strong><font color="#38761d">2017年苏教版小学二年级数学上册《乘法口诀》强化训练题答案解析部分</font></strong></div><br><span><strong>一、单选题</strong></span><br><br><span>1、</span><span>【答案】</span><span>A</span></div><div><span>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span><br></span></div><div><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>2、</span><span>【答案】</span><span>B</span></div><div><span>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法</span></div><div><span>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>3、</span><span>【答案】</span><span>C</span></div><div><span>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span><br></span></div><div><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span><strong>二、判断题</strong></span><br><br><span>4、</span><span>【答案】</span><span>错误&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>5、</span><span>【答案】</span><span>错误 &nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>6、</span><span>【答案】</span><span>正确</span></div><div><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>7、</span><span>【答案】</span><span>正确 &nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>8、</span><span>【答案】</span><span>错误 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span><strong>三、计算题</strong></span><br><br><span>9、</span><span>【答案】</span></div><div><span><br></span></div><div><span><img src="//www.szxuexiao.com/uploadimages/2017/1012/20171012144113.png?m=0.8508502262534838"><br></span></div><div><span>&nbsp; &nbsp; &nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><br><br><span>10、</span><span>【答案】</span><span>4×2=8(只) &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span><strong>四、综合题</strong></span><br><br><span>11、</span><span>【答案】</span><span>(1)5×8=40(元)</span></div><div><span><br></span><span>(2)7+35=42(元)</span></div><div><span><br></span><span>(3)5×9=45(元),由于45&lt;50,够</span></div><div><span><br></span><span>(4)买四样东西一共要多少钱?5+7+9+35=56(元) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>12、</span><span>【答案】</span><span>(1)8×3=24(只)</span></div><div><span><br></span><span>答:小猪有24只。</span><span><br></span><span>(2)8×5=40(只)&nbsp;</span><span><br></span><span>答:小兔有40只。 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><strong><br><span>五、填空题</span></strong><br><br><span>13、</span><span>【答案】</span><span>4;5;5;4 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法</span></div><div><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>14、</span><span>【答案】</span><span>四六;八;七;七九;四;三 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>15、</span><span>【答案】</span><span>5;4;20;5;4;20 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>16、</span><span>【答案】</span><span>4×5=20;5×4=20 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>17、</span><span>【答案】</span><span>3×4=12 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>18、</span><span>【答案】</span><span>2乘以3 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>19、</span><span>【答案】</span><span>五六;3;3 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>20、</span><span>【答案】</span><span>4×4=16;4乘以4等于16;四四十六 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>21、</span><span>【答案】</span><span>得四;三;十五;二;三;十六;二;五;三十 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>22、</span><span>【答案】</span><span>二十五;十二;得六;十二 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>23、</span><span>【答案】</span><span>6;25;18;15;35;36;82;37</span></div><div><span>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span><br></span><span>【解析】</span><br><br><span>24、</span><span>【答案】</span><span>②;④;①;③ &nbsp;&nbsp;</span></div><div><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>25、</span><span>【答案】</span><span>6+6+6=18;6×3=18;三六十八 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法</span></div><div><span>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;</span><span><br></span><span>【解析】</span><br><br><span>26、</span><span>【答案】</span><span>3+3+3+3=12;3×4=12 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>27、</span><span>【答案】</span><span>3×4=12;4×3=12;三四十二 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>28、</span><span>【答案】</span><span>5×5;5+5 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>29、</span><span>【答案】</span><span>得八;十五;二十四;五;二;三四 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>30、</span><span>【答案】</span><span>2;8 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>31、</span><span>【答案】</span><span>四六;八;七;八八;四;三 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>32、</span><span>【答案】</span><span>8 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>33、</span><span>【答案】</span><span>15;3×5=15;三五十五 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>34、</span><span>【答案】</span><span>3;7;21;2;4;8 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>35、</span><span>【答案】</span><span>3;5;15;5;3;15 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>36、</span><span>【答案】</span><span>三乘以六;3;6;6;3 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>37、</span><span>【答案】</span><span>4;5;3;8;3;6 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>38、</span><span>【答案】</span><span>15;5+5+5=15;3×5=15;5×3=15 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>39、</span><span>【答案】</span><span>九;二十八;二十四;四六;三;六六 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>40、</span><span>【答案】</span><span>28;27;10;61;21;4;24;72;12;35;18;77 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>41、</span><span>【答案】</span><span>72;42;20;56;30;36;56;63;24;68;64;48 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法,整数四则混合运算 &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>42、</span><span>【答案】</span><span>42;6 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法,表内除法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>43、</span><span>【答案】</span><span>7;8;6 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp; &nbsp;&nbsp;</span></div><div><br><span><strong>六、应用题</strong></span><br><br><span>44、</span><span>【答案】</span><span>6×5=30(个) &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>45、</span><span>【答案】</span><span>5×4=20(朵) &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>46、</span><span>【答案】</span><span>4×6=24(棵) &nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>47、</span><span>【答案】</span><span>3×7=21(人) &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>48、</span><span>【答案】</span><span>5×4=20(人)20+15=35(人) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>49、</span><span>【答案】</span><span>5×8=40(米) &nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><span>&nbsp; &nbsp;&nbsp;</span></div><div><br><span>七、解答题</span><br><br><span>50、</span><span>【答案】</span><span>(1)4;3;4+4+4+4=16;4×4=16</span></div><div><span><br></span><span>(2)5×3+2=17;5×4-3=17 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【考点】</span><span>表内乘法 &nbsp;&nbsp;&nbsp;</span></div><div><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span><br></span><span>【解析】</span><br><span>&nbsp;</span><br></div>