A forest farm planted 60 hectares last year, exceeding 20% of the plan. How many hectares did you plan to afforestation last year?
某林场去年造林60公顷，超过计划的20%．去年计划造林多少公顷？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">60 / (6/5)</gadget>
<output>50</output>

<result>50</result>