(4/7) of a vegetable field is planted with cabbage, and the rest is planted with radish. What percentage of the entire vegetable field is planted with radish?
一块菜地的(4/7)种白菜，剩下的种萝卜，种萝卜的地占整块菜地的几分之几？
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">1 - (4/7)</gadget>
<output>3/7 = around 0.428571</output>

<result>3/7 = around 0.428571</result>