There are 382 boys and 218 girls in the third grade of Guanghua Primary School. There are 498 people who have had a physical examination, how many people have not had a physical examination?
光华小学三年级有男生382人，女生218人．已经体检的有498人，没体检的有多少人？
<gadget id="calculator">218 - 498</gadget>
<output>-280</output>

<gadget id="calculator">382 + (-280)</gadget>
<output>102</output>

<result>102</result>