The school has a rectangular lawn with an area of 360 square meters and a width of 9 meters. Now we need to expand the width to 36 meters and keep the length unchanged. How many square meters is the expanded lawn area?
学校有一块面积是360平方米的长方形草坪，宽是9米．现在要把宽扩大到36米，长不变，扩大后的草坪面积是多少平方米？
<gadget id="calculator">36 / 9</gadget>
<output>4</output>

<gadget id="calculator">360 * 4</gadget>
<output>1_440</output>

<result>1_440</result>