A football field is 110 meters long and 80 meters wide, what is its area in hectares?
一个足球场长110米，宽80米，它的面积是多少公顷．
<gadget id="calculator">110 * 80</gadget>
<output>8_800</output>

<gadget id="calculator">8_800 / 10_000</gadget>
<output>22/25 = around 0.88</output>

<result>22/25 = around 0.88</result>