The perimeter of a square is 64 centimeters, now its side length is shortened (1/4), what is the area after shortening?
一个正方形的周长是64厘米，现在将它的边长缩短(1/4)，缩短后的面积是多少平方厘米？
<gadget id="calculator">64 / 4</gadget>
<output>16</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">16 * (3/4)</gadget>
<output>12</output>

<gadget id="calculator">12 * 12</gadget>
<output>144</output>

<result>144</result>