A rectangular lawn is 36 meters long and 27 meters wider than it is long. What is the perimeter of the lawn in meters?
一块长方形的草地，长是36米，宽比长短27米，这块草地的周长是多少米？
<gadget id="calculator">36 - 27</gadget>
<output>9</output>

<gadget id="calculator">9 + 36</gadget>
<output>45</output>

<gadget id="calculator">45 * 2</gadget>
<output>90</output>

<result>90</result>