Divide a piece of land of 2 hectares into 5 parts on average, how many hectares are in each part, and each part occupies ((())/(())) of this land.
把一块2公顷的土地平均分成5份，每份是多少公倾，每份占这块地的((())/(()))．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">2 * (1/5)</gadget>
<output>2/5 = around 0.4</output>

<result>2/5 = around 0.4</result>