From 3:00 to 3:20, how many degrees did the minute hand turn?
从3：00走到3：20，分针转动了多少度．
<gadget id="calculator">360 / 60</gadget>
<output>6</output>

<gadget id="calculator">6 * 20</gadget>
<output>120</output>

<result>120</result>