There are 760 boxes of mineral water in the store, 172 boxes are sold in the morning, and 204 boxes are sold in the afternoon, how many boxes are left?
商店里有760箱矿泉水，上午卖出172箱，下午卖出204箱，还剩多少箱？
<gadget id="calculator">760 - 172 - 204</gadget>
<output>384</output>

<result>384</result>