There are 86 people in the third grade of Experimental Primary School selected to participate in the rope skipping competition, and there are 179 people left. Do you know how many people are in the third grade?
实验小学三年级有86人被选中去参加跳绳比赛，还剩下179人，你知道三年级有多少人吗？
<gadget id="calculator">86 + 179</gadget>
<output>265</output>

<result>265</result>