When the hour hand goes from 5 to 6, what is the difference between the angle of the hour hand on the clock face and the angle of the minute hand?
时针从5走到6，钟面上的时针转过的角度与分针转过的角度相差多少°
<gadget id="calculator">360 - 30</gadget>
<output>330</output>

<result>330</result>