There were 742 tourists in People's Park in the morning, 357 people left at noon, and 248 people came in the afternoon. How many tourists are there in the park at this time?
人民公园上午有游客742人，中午有357人离去，下午又来了248人．这时公园内有游客多少人？
<gadget id="calculator">742 - 357</gadget>
<output>385</output>

<gadget id="calculator">385 + 248</gadget>
<output>633</output>

<result>633</result>