There are 358 boys and 342 girls in the first grade of Chenguang Primary School. There are 460 people who have checked their bodies, how many people have not checked their bodies?
晨光小学一年级有男生358人，女生342人．已经检查身体的有460人，没检查身体的有多少人？
<gadget id="calculator">342 - 460</gadget>
<output>-118</output>

<gadget id="calculator">358 + (-118)</gadget>
<output>240</output>

<result>240</result>