The third-grade students of Guanyao Central Primary School collected 600 empty beverage bottles and prepared to ship them in 6 bags. The first 5 bags each contain 102, how many bags should the 6th bag hold?
官窑中心小学三年级学生收集了600个空饮料瓶，准备用6个袋子装运．前5个袋子各装了102个，第6个袋子要装多少个？
<gadget id="calculator">102 * 5</gadget>
<output>510</output>

<gadget id="calculator">600 - 510</gadget>
<output>90</output>

<result>90</result>