The Institute of Agricultural Sciences reclaimed a vegetable field, and planned to use (1/15) of it to grow corn, (7/15) to grow pumpkins, and the rest to grow cucumbers. What percentage of the land does cucumber grow?
农科所开垦一块菜地，计划用它的(1/15)种玉米，(7/15)种南瓜，其余的种黄瓜．种黄瓜的地占这块地的几分之几？
<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">7 / 15</gadget>
<output>7/15 = around 0.466667</output>

<gadget id="calculator">1 - (1/15) - (7/15)</gadget>
<output>7/15 = around 0.466667</output>

<result>7/15 = around 0.466667</result>