A rectangular lawn has an area of 336 square meters and a length of 12 meters. If the width remains the same and the length is reduced to 3 meters, how many square meters is the reduced lawn area?
一块长方形草坪的面积是336平方米，长是12米．如果宽不变，长缩小到3米，缩小后的草坪面积是多少平方米？
<gadget id="calculator">336 / 12</gadget>
<output>28</output>

<gadget id="calculator">28 * 3</gadget>
<output>84</output>

<result>84</result>