Three batches of visitors came to the Science and Technology Museum in the morning. The first two batches were 124 people each, and the third batch was 178 people. How many people came to the Science and Technology Museum in the morning?
科技馆上午来了3批参观人员，前两批每批都是124人，第三批是178人，科技馆上午共有多少人来参观？
<gadget id="calculator">124 + 124 + 178</gadget>
<output>426</output>

<result>426</result>