There are 10 classes participating in the broadcasting exercise competition in the school. Each class is arranged in 4 groups, and each group has 12 students. How many students participated in the broadcasting exercise competition?
学校进行广播操比赛，有10个班参加，每个班排成4组，每组有12人，一共有多少名学生参加广播操比赛？
<gadget id="calculator">12 * 4 * 10</gadget>
<output>480</output>

<result>480</result>