20 poplars were planted, 60% more willows than poplars. How many willow trees are planted?
杨树种了20棵，柳树比杨树多60%．柳树种了多少棵？
<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">20 * (8/5)</gadget>
<output>32</output>

<result>32</result>