There are 935 tourists in the children's park in the morning, 403 people leave at noon, and 213 people come in the afternoon. How many tourists are there in the children's park at this time?
儿童公园上午有游客935人，中午有403人离去，下午又来了213人，这时儿童公园内有游客多少人？
<gadget id="calculator">935 - 403</gadget>
<output>532</output>

<gadget id="calculator">532 + 213</gadget>
<output>745</output>

<result>745</result>