The actual afforestation area is 20% higher than the original plan, and the actual afforestation area is equivalent to the original plan.
实际造林面积比原计划增产20%，实际造林面积相当于原计划的多少．
<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>

<result>6/5 = around 1.2</result>