The school purchases 864 books in the new semester. There are 9 bookshelves in the school. How many books are placed on each shelf on average?
学校新学期购买图书864本，学校共有9个书架，问平均每个书架放书多少本？
<gadget id="calculator">864 / 9</gadget>
<output>96</output>

<result>96</result>