The supermarket shipped 814 kilograms of eggs, sold 268 kilograms in the morning and 318 kilograms in the afternoon, how many kilograms are left?
超市运来814千克鸡蛋，上午卖268千克，下午卖318千克，还剩多少千克？
<gadget id="calculator">814 - 268 - 318</gadget>
<output>228</output>

<result>228</result>