When the hour hand is 5:12, what is the angle between the hour hand and the minute hand?
当时针是5点12分时，时针与分针的夹角是多少度．
<gadget id="calculator">30 * 2</gadget>
<output>60</output>

<gadget id="calculator">6 * 4</gadget>
<output>24</output>

<gadget id="calculator">60 + 24</gadget>
<output>84</output>

<result>84</result>