rectangular vegetable field is 55 meters long and 45 meters wide, what is its perimeter in meters? (Answer in two different ways)
一块长方形菜地，长是55米，宽是45米，它的周长是多少米？(用两种不同的方法角答)
<gadget id="calculator">55 * 2</gadget>
<output>110</output>

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

<gadget id="calculator">110 + 90</gadget>
<output>200</output>

<result>200</result>