Master Zhang has been processing a batch of machine parts for 4 days, 52 parts per day, and there are still 88 parts that have not been processed. How many parts are there in this batch?
张师傅加工一批机器零件，已经加工4天，每天加工52个，还有88个零件没有加工，这批零件共有多少个？
<gadget id="calculator">52 * 4</gadget>
<output>208</output>

<gadget id="calculator">208 + 88</gadget>
<output>296</output>

<result>296</result>