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【334668】2025五年级数学下册_二_分数_真分数和假分数_练习_西师大版

时间:2025-02-14 19:53:12 作者: 字数:1367字
简介:


真分数和假分数

1.分母是最大的一位偶数,且大小只相差一个分数单位的真分数、假分数和带分数是:(     )、(      )和(      )。

  2 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a> 是由整数()和真分数()合成的数,它的分数单位是(),它有()这样的单位。它再加上()这样的分数单位是2,再减去()这样的分数单位是1

  3.写出所有分母是4简真分数(       )。

  4.把下面的家分数化成带分数或者整数。

   <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>

  5.分数单位是 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a> 的最大真分数是(     );最小假分数是(    ),最小带分数是(     ),这三个分数的和是(    )。

  6.下面各图中的阴影部分,能用分数表示的就在括号里写出这个分数,不能用分数表示的打“×”

 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>

  

答案:

  1 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>

  21 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a> 1517

  3.略。

  4.略

  5 <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a>  <a href="/tags/48/" title="练习" class="c1" target="_blank">练习</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/402/" title="真分数" class="c1" target="_blank">真分数</a> <a href="/tags/403/" title="假分数" class="c1" target="_blank">假分数</a> 3

  6.略


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