The floor of the warehouse is rectangular, 18 meters long and 12.5 meters wide. How many square meters is the floor of the warehouse?
仓库地面是长方形，长18米，宽12.5米，仓库地面的面积是多少平方米？
<gadget id="calculator">18 * 12.5</gadget>
<output>225</output>

<result>225</result>