The area of a vegetable field is about (4/5) hectares. Among them, cucumbers were planted (1/2), tomatoes were planted (1/4), and the rest were planted eggplants. What percentage of the land is planted with eggplants?
一块菜地的面积大约有(4/5)公顷．其中黄瓜种了它的(1/2)，西红柿种了它的(1/4)，其余的种了茄子．问种茄子的地占了这块地的几分之几？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/2) - (1/4)</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>