Use two wires of 40 decimeters to form a square and a rectangle respectively. If the length of a rectangle is 12 decimeters, what percentage of the area of the rectangle is the area of the square?
用两根都是40分米的铁丝分别围成一个正方形和一个长方形．围成长方形的长是12分米，则围成长方形的面积是围成的正方形面积的百分之几？
<gadget id="calculator">40 / 2</gadget>
<output>20</output>

<gadget id="calculator">20 - 12</gadget>
<output>8</output>

<gadget id="calculator">12 * 8</gadget>
<output>96</output>

<gadget id="calculator">40 / 4</gadget>
<output>10</output>

<gadget id="calculator">10 * 10</gadget>
<output>100</output>

<gadget id="calculator">96 / 100</gadget>
<output>24/25 = around 0.96</output>

<result>24/25 = around 0.96</result>