24-meter-long fence can surround a rectangular vegetable field with a length of 8 meters and a width of 4 meters. If it is used to form a square vegetable field. By what percentage is the area of the square vegetable plot larger than the area of the rectangular vegetable plot?
一段24米长的篱笆可以围在一个长8米，宽4米的长方形菜地周围，如果用它围成一个正方形菜地．正方形菜地的面积比长方形菜地的面积多百分之几？
<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<gadget id="calculator">6 * 6</gadget>
<output>36</output>

<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<gadget id="calculator">36 - 32</gadget>
<output>4</output>

<gadget id="calculator">4 / 32</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>