There are 368 boys and 356 girls in the first grade of Xingxing Primary School. There are 398 people who have checked their bodies, how many people have not checked their bodies?
星星小学一年级有男生368人，女生356人．已经检查身体的有398人，没检查身体的有多少人？
<gadget id="calculator">368 + 356</gadget>
<output>724</output>

<gadget id="calculator">724 - 398</gadget>
<output>326</output>

<result>326</result>