660 students from Xinguang Primary School participated in the summer camp. During the activity, they were divided into 6 teams, and each team was divided into 10 groups. How many students are there on average in each group?
新光小学660名同学参加夏令营活动，活动中分成6队，每队又分成10组，平均每组有多少名同学？
<gadget id="calculator">660 / 6 / 10</gadget>
<output>11</output>

<result>11</result>