The toy factory needs to process a batch of toys. After 5 days of processing, 175 are processed every day, and 375 are left unprocessed. How many toys are in this batch?
玩具厂要加工一批玩具，加工了5天，每天加工175个，还剩375个未加工，这批玩具一共是多少个？
<gadget id="calculator">175 * 5</gadget>
<output>875</output>

<gadget id="calculator">875 + 375</gadget>
<output>1_250</output>

<result>1_250</result>