The experimental primary school organized students to watch movies. There were 3 batches of students in the morning, 150 students in each batch, and another 430 students in the afternoon. How many students watched movies in total on this day?
实验小学组织学生观看电影，上午去了3批学生，每批150人，下午又去了430人，这一天共有多少学生观看电影？
<gadget id="calculator">150 * 3</gadget>
<output>450</output>

<gadget id="calculator">450 + 430</gadget>
<output>880</output>

<result>880</result>