A bicycle travels 112 kilometers in 4 hours, and a car travels 320 meters in 4 hours on a highway. How much faster is a car than a bicycle per hour?
自行车4小时行112千米，汽车高速公路上4小时行320米，汽车每小时比自行车快多少？
<gadget id="calculator">320 / 4</gadget>
<output>80</output>

<gadget id="calculator">112 / 4</gadget>
<output>28</output>

<gadget id="calculator">80 - 28</gadget>
<output>52</output>

<result>52</result>