swallow flies 226.8 kilometers in 6 hours, and a wild goose flies 319.5 kilometers in 9 hours. Who is faster? How many kilometers faster?
一只燕子6小时飞行226.8千米，一只大雁9小时飞行319.5千米，谁的速度快？快多少千米？
<gadget id="calculator">226.8 / 6</gadget>
<output>37.8</output>

<gadget id="calculator">319.5 / 9</gadget>
<output>35.5</output>

<gadget id="calculator">37.8 - 35.5</gadget>
<output>2.3</output>

<result>2.3</result>