A football field is 100 meters long and 75 meters wide, what is its area in square meters? Does it have l hectares?
一个足球场长100米，宽75米，它的面积是多少平方米？它有l公顷吗？
<gadget id="calculator">100 * 75</gadget>
<output>7_500</output>

<result>7_500</result>