A travel agency launched two boutique travel routes during the National Day: Route 1-Sichuan Jiuzhaigou four-day tour, price 980 yuan/person; Route 2-Yunnan Lijiang four-day tour, price 1260 yuan/person. The three members of Xiaoming's family are going on a trip. Please help him figure out how much more it will cost to go to Lijiang than to go to Jiuzhaigou?
某旅游社国庆期间推出两条精品旅游线路：线路1-四川九寨沟四日游，价格980元/人；线路2-云南丽江四日游，价格1260元/人．小明一家3人准备去旅游，请你帮他家算算去丽江比去九寨沟要多花多少元？
<gadget id="calculator">1_260 - 980</gadget>
<output>280</output>

<gadget id="calculator">280 * 3</gadget>
<output>840</output>

<result>840</result>