There are 32 poplar trees in the campus, and the number of poplar trees is 60% more than that of fir trees. How many fir trees are there?
校园里有32棵杨树，杨树的棵树比杉树多60%，杉树有多少棵？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">32 / (8/5)</gadget>
<output>20</output>

<result>20</result>