On a bookshelf, there are 32 books on the first floor, 46 books on the second floor and 46 books on the third floor. How many books are placed on each floor on average?
一个书架上第一层放书32本，第二层放书和第三层共46本．平均每层放书多少本？
<gadget id="calculator">32 + 46</gadget>
<output>78</output>

<gadget id="calculator">78 / 3</gadget>
<output>26</output>

<result>26</result>