There are 67 books in the fifth grade class, including 34 story books, and the rest are science and technology books. How much do science and technology books account for in the total number of books?
五年级一班共有图书67本，其中故事书34本，其余的是科技书，科技书占图书总数的多少．
<gadget id="calculator">67 - 34</gadget>
<output>33</output>

<gadget id="calculator">33 / 67</gadget>
<output>33/67 = around 0.492537</output>

<result>33/67 = around 0.492537</result>