There were 652 tourists in the science and technology park in the morning, 265 people left at noon, and 203 tourists came in the afternoon. How many tourists are there in the science and technology park in the afternoon?
科技园上午有游客652人，中午有265人离去，下午又来了203位游客，下午科技园还有游客多少人？
<gadget id="calculator">652 - 265</gadget>
<output>387</output>

<gadget id="calculator">387 + 203</gadget>
<output>590</output>

<result>590</result>