The students go to the autumn outing, each car can hold 45 people, the first 8 cars are all full, and the ninth car has 13 vacancies, how many people will participate in the autumn outing?
同学们去秋游，每辆车可乘45人，前8辆车全部乘满，第9辆车还有13个空位，一共有多少人参加秋游？
<gadget id="calculator">45 * 8</gadget>
<output>360</output>

<gadget id="calculator">45 - 13</gadget>
<output>32</output>

<gadget id="calculator">360 + 32</gadget>
<output>392</output>

<result>392</result>