Xiaofang and her two friends collected 108 kinds of leaf specimens in 2 months, how many kinds are collected by each person per month on average.
小芳和她的两个朋友用2个月时间采集了108种树叶标本，平均每人每月采集多少种．
<gadget id="calculator">108 / 2 / 2</gadget>
<output>27</output>

<result>27</result>