In the vegetable field of Uncle Wang’s family, the area for growing vegetables is (3/4) hectares, the area for growing cabbage is (1/3) hectares less than that for green vegetables, the area for growing radishes is (4/5) for cabbages, and the area for growing radishes is (4/5) How many hectares?
王大爷家的菜地，种青菜的面积是(3/4)公顷，种白菜的面积比青菜少(1/3)公顷，种萝卜的面积是白菜的(4/5)，种萝卜的面积是多少公顷？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(3/4) - (1/3)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(5/12) * (4/5)</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>