<div style="text-align: center;"><font color="#ff0000"><span style=" font-weight:bold; ">2014—2015</span><span style="font-weight: bold;">学年</span><strong>新教材小学</strong><span style="font-weight: bold;">五年级</span><span style="font-weight: bold;">第一学期</span><span style="font-weight: bold;">第一、二单元测验</span></font></div><div><br><div style="text-align: center;">班级<span style="text-decoration: underline;">： </span>学号<span style="text-decoration: underline;">： </span> 姓名<span style="text-decoration: underline;">： </span> 成绩<span style="text-decoration: underline;">： </span></div><div><br></div><br><span style=" font-weight:bold; ">一、直接写出得数。（10分）</span><span style=" font-weight:bold; "></span><br><br><span>0.6</span><span>×</span><span>0.8= </span><span>3×0.9</span><span>= </span><span>2.5×0.4</span><span>= </span><span>3.6×0.4</span><span>= </span><br><br><span>12.5×8</span><span>=</span><span> </span><span> </span><span>50×0.04</span><span>=</span><span> </span><span> </span><span>80×0.</span><span>3= </span><span>1.1×9</span><span>= </span><br><br><span>9</span><span>×</span><span>2.5+9</span><span>×</span><span>1.5 = 1.25</span><span>×</span><span>16</span><span>×</span><span>0.5=</span><br><br><span style=" font-weight:bold; ">二、填空。（24分）</span><span style=" font-weight:bold; "></span><br><br><span>1、13.65扩大到原来的（</span><span> </span><span> </span><span> </span><span>）倍是</span><span>1365</span><span>；</span><span>6.8</span><span>缩小到原来的（</span><span> </span><span> ）是</span><span>0</span><span>.</span><span>068</span><span>。</span><br><br><span>2、把</span><span>7.1687</span><span>保留整数约是（</span><span> </span><span> </span><span> </span><span>），精确到千分位约是（</span><span> </span><span> </span><span> </span><span>）。</span><br><br><span>3、</span><span>4.09×0.05</span><span>的积有（</span><span> </span><span> ）位小数，</span><span>5.2×4.76</span><span>的积有（</span><span> </span><span> ）位小数。</span><br><br><span>4、根据</span><span>13×28=364</span><span>，很快地写出下面各式的积。</span><br><br><span>1.3×2.8= </span><span> </span><span>0.13×0.28= </span><span> </span><span>13×2.8= </span><br><br><span>0.013×28= </span><span> </span><span>0.13×2.8= </span><span> </span><span>1.3×0.028=</span><br><br><span>5、在</span><span> </span><span>□</span><span> </span><span>里填上</span><span>></span><span>、</span><span><</span><span>或</span><span>=</span><span>。</span><br><br><span>196×</span><span>0.</span><span>8</span><span>□</span><span>196 </span><span> </span><span> 35×2.5 </span><span>□</span><span> 35 </span><span> </span><span> 0.78×1.1</span><span> □</span><span> 0.78 </span><span> </span><span> 6.2×0.99 </span><span>□</span><span> 6.2 </span><br><br><span>若</span><span>A×0.56>0.56</span><span>，则</span><span>A </span><span>□</span><span> 1</span><span>； 若</span><span>B×0.42<0.42,</span><span>则</span><span>B</span><span> □</span><span> 1</span><span>。</span><br><br><span>6、一个长方形花坛，长是9.6米，宽是6.5米，它的面积是（ ）。</span><br><br><span>7、某茶叶每千克是48.5元，买3千克要（ ）元；买2.35千克要（ ）元。</span><br><br><span>8、一个两位小数用四舍五入法保留一位小数后得到</span><span>3.0</span><span>，这个数最大可能是（</span><span> </span><span> </span><span> </span><span>），最小可能是（</span><span> </span><span> </span><span> </span><span> </span><span> </span><span>）。</span><br><br><span>9、一辆汽车每小时行驶45千米，15分钟行驶（ ）千米。</span><br><br><span style=" font-weight:bold; ">三、用竖式计算。（共7分，第2题3分）</span><span style=" font-weight:bold; "></span><br><br><span>36×0.56</span><span> </span><span>0.63×1.05 </span><span> </span><span>31.5×24.5</span><span> </span><br><br><span> 验算： </span><span> </span><span>（保留一位小数）</span><br><br><span style=" font-weight:bold; ">四、用简便方法计算下面各题。（12分）</span><span style=" font-weight:bold; "></span><br><br><span>2.5×3.8×</span><span>4</span><span> </span><span> </span><span>7.69×101 </span><span> </span><span>4</span><span>.</span><span>6×0.33+5</span><span>.</span><span>4×0.33 </span><br><span> </span><br><br><span>0.25×39+0.25 </span><span> </span><span> 0.125×</span><span>3.2</span><span>×</span><span>2.5 6.9</span><span>×</span><span>6.7+0.69</span><span>×</span><span>33</span><br><br><br><span style=" font-weight:bold; ">五、脱式计算。（6分）</span><span style=" font-weight:bold; "></span><br><br><span>0.87×3.1+4.64</span><span> 19.4</span><span>×</span><span>6.1</span><span>×</span><span>2.3 8.72+0.4</span><span>×</span><span>0.24</span><br><span> </span><br><br><span style=" font-weight:bold; ">六、判断题（对的打</span><span style=" font-weight:bold; "> √ </span><span style=" font-weight:bold; ">，错的打</span><span style=" font-weight:bold; ">×</span><span style=" font-weight:bold; ">）（5分）</span><span style=" font-weight:bold; "></span><br><br><span>1、两个数相乘，积一定小于每一个因数。 （</span><span> </span><span> </span><span> </span><span>）</span><br><br><span>2、一个数（0除外）乘大于1的数，积比原来的数大。（</span><span> </span><span> </span><span> </span><span>）</span><br><br><span>3、列竖式计算小数乘法时，应把因数中的小数点对齐。（</span><span> </span><span>）</span><br><br><span>4、0.2小时=20分钟。 （ ）</span><br><br><span>5、近似值</span><span>4.0</span><span>和</span><span>4</span><span>的大小相等，精确度一样。</span><span> </span><span> （</span><span> </span><span> </span><span> </span><span>）</span><br><br><span style=" font-weight:bold; ">七、选择题。（把正确答案的序号填入括号里）（4分）</span><span style=" font-weight:bold; "></span><br><br><span>1、一个小数的小数点向右移动两位，再向左移动三位，这个小数（</span><span> </span><span> </span><span> </span><span>）。</span><br><br><span>A</span><span>、扩大到原来的</span><span>10</span><span>倍</span><span> </span><span> </span><span>B</span><span>、缩小到原来的</span><span>倍</span><span> </span><span> </span><span>C</span><span>、 扩大到原来的</span><span>100</span><span>倍</span><br><br><span>2、下面各式得数小于</span><span>0.85</span><span>的是（</span><span> </span><span> </span><span> </span><span>）。</span><br><br><span>A</span><span>、</span><span>0.85×1.01 </span><span> </span><span> B</span><span>、</span><span>0.85×0.99 </span><span> </span><span> C</span><span>、</span><span> 0.85×1</span><br><br><span>3、5.9995保留三位小数是（ ）。 </span><br><br><span>A、5.999 B、6.0 C、6.00 D、6.000</span><br><br><span>4、4.8</span><span>×</span><span>37+4.8</span><span>×</span><span>62+4.8=4.8</span><span>×</span><span>（37+62+1）是根据（ ）进行简便计算。</span><br><br><span>A、乘法交换律 B、乘法结合律 C、乘法分配律</span><br><br><span style=" font-weight:bold; ">八、按要求完成下面各题。（共8分）</span><span style=" font-weight:bold; "></span><br><br><span>1</span><span>、如图是游乐园的一角。（2分）</span><br><br><span>⑴如果用（</span><span>3</span><span>，</span><span>2</span><span>）表示跳跳床的位置，你能用数对表示其他游乐设施的位置吗？请你写出来。摩天轮（</span><span> </span><span> </span><span> </span><span>）</span><span> </span><span>跷跷板（</span><span> </span><span> </span><span> </span><span> </span><span> </span><span>）</span><span> </span><span>碰碰车（</span><span> </span><span> </span><span> </span><span>）⑵请你在图中标出秋千的位置，秋千在大门以北</span><span style=" font-weight:bold; ">400m</span><span>,</span><span>再往东</span><span style=" font-weight:bold; ">300m</span><span>处</span><br><br><img src="//www.szxuexiao.com/uploadimages/2014/1022/20141022155617.jpg?m=0.6195260742679238"><br><br><span>2</span><span>、先写出三角形</span><span>ABC</span><span>各个顶点的位置，再画出三角形</span><span>ABC</span><span>向下平移</span><span>5</span><span>个单位后的图形△</span><span>A‘B‘C‘</span><span>，然后写出所得图形顶点的位置。（</span><span>6</span><span>分）</span><br><br><img src="//www.szxuexiao.com/uploadimages/2014/1022/201410221609.jpg?m=0.959680407308042"><br><br><span style=" font-weight:bold; ">九、解决问题。（24分）</span><span style=" font-weight:bold; "></span><br></div>
<br><span>1、蒙古牛一般体重约</span><span>320</span><span>千克，草原红牛体重约是蒙古牛体重的</span><span>1.32</span><span>倍，草原红牛的体重约是多少千克？（得数保留整数）</span><br><br><span>2</span><span>、一个长方形的宽是2.4分米，长是宽的1.8倍，这个长方形的面积是多少？</span><br><br><span>3、食堂买茄子和西红柿各25千克，每千克茄子2.4元，每千克西红柿3.6元，两种蔬菜共用多少钱？</span><br><br><span>4、五年级（1）班有54名同学合影，一共需要付32.5元，给5张照片，另外每加印一张1.2元，全班每人要1张，一共需要多少钱？</span><br><br><span>5、一桶水，连桶重25千克，用去一半水后，连桶还有14.5千克，问桶里原有水多少千克？水桶重多少千克？</span><br><br><span>6、小华每天跑步2000m，比小玲每天跑的米数的2倍少600m。小玲每天跑步多少米？</span><br><br>
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