The National Day is coming soon, Xiao Ming made some lanterns, hung 260 of them, and there are 150 left. How many lanterns did Xiao Ming make in total?
国庆节快要到了，小明做了一些灯笼，挂了260个，还剩150个．小明一共做了多少个灯笼？
<gadget id="calculator">260 + 150</gadget>
<output>410</output>

<result>410</result>