Uncle Liu’s rectangular chicken house is 8 meters wide and has an area of 680 square meters. If you want to change the width to 24 meters and keep the length unchanged, how many square meters should the area be?
刘大爷家的长方形鸡舍的宽8米，面积是680平方米，如果想把宽改成24米，长不变，面积应该是多少平方米？
<gadget id="calculator">24 / 8</gadget>
<output>3</output>

<gadget id="calculator">680 * 3</gadget>
<output>2_040</output>

<result>2_040</result>