Li Bo's family raised 600 chickens last year, and this year there are 248 fewer chickens than last year. How many chickens did they raise this year?
李伯家去年养鸡600只，今年比去年少248只，今年养了多少只？
<gadget id="calculator">600 - 248</gadget>
<output>352</output>

<result>352</result>