A car can travel 960 kilometers in 12 hours, and a motorcycle can travel 540 kilometers in 12 hours. How many miles per hour does a motorcycle travel less than a car?
汽车12小时能行960千米，摩托车12小时能行540千米．摩托车每小时比汽车少行多少千米？
<gadget id="calculator">960 / 12</gadget>
<output>80</output>

<gadget id="calculator">540 / 12</gadget>
<output>45</output>

<gadget id="calculator">80 - 45</gadget>
<output>35</output>

<result>35</result>