The school library bought 846 science and technology books and placed them on 6 bookshelves. How many books are placed on each shelf on average?
学校图书室买来846本科技书，放在6个书架上，平均每个书架上放了多少本书？
<gadget id="calculator">846 / 6</gadget>
<output>141</output>

<result>141</result>