There is a rectangular lawn with an area of 720m**2 in Longhe community. The width of the lawn is 8 meters. In order to beautify the environment, the width is now increased to 16 meters. What is the area of the enlarged lawn in m**2?
龙和小区有一个面积720m**2的长方形草坪，草坪宽为8米，为了美化环境，现在把宽增加到16米，扩大后的草坪面积是多少m**2？
<gadget id="calculator">16 / 8</gadget>
<output>2</output>

<gadget id="calculator">720 * 2</gadget>
<output>1_440</output>

<result>1_440</result>