There are 4 bookshelves in the school book corner, and each shelf has 2 floors. There are 464 books in total. How many books are placed on each shelf on average?
学校图书角有4个书架，每个书架有2层，一共有464本书，平均每个书架每层放多少本书？
<gadget id="calculator">464 / 4 / 2</gadget>
<output>58</output>

<result>58</result>