Wushan Farm planted 180 hectares of wheat last year, an increase of (1/5) last year compared to this year. How many hectares of wheat are planted this year?
吴山农场去年种小麦180公顷，去年比今年增加了(1/5)，今年种小麦多少公顷？
<gadget id="calculator">1 / 5</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">180 / (6/5)</gadget>
<output>150</output>

<result>150</result>