There is an auditorium that is 28 meters long and 3 meters wider than it is wide. What is the area of the auditorium in square meters?
有一间会堂，长28米，比宽多3米，这个会堂的面积是多少平方米？
<gadget id="calculator">28 - 3</gadget>
<output>25</output>

<gadget id="calculator">28 * 25</gadget>
<output>700</output>

<result>700</result>