A rectangular piece of paper is 30 cm long and 16 cm wide. First cut out the largest square. What is the perimeter of the remaining rectangle in cm?
一张长方形的纸长30厘米，宽16厘米，先剪下一个最大的正方形，余下的长方形的周长是多少厘米？
<gadget id="calculator">30 - 16</gadget>
<output>14</output>

<gadget id="calculator">16 + 14</gadget>
<output>30</output>

<gadget id="calculator">30 * 2</gadget>
<output>60</output>

<result>60</result>