A bullet train can travel 1200km in 5 hours, and an ordinary train can travel 720km in 9 hours. How many kilometers more can a bullet train travel per hour than an ordinary train?
动车5小时可行驶1200km，普通列车9小时可行驶720km，动车每小时比普通列车多行驶多少千米？
<gadget id="calculator">1_200 / 5</gadget>
<output>240</output>

<gadget id="calculator">720 / 9</gadget>
<output>80</output>

<gadget id="calculator">240 - 80</gadget>
<output>160</output>

<result>160</result>