Xiaodong’s home is 80 meters away from the cinema. Once he went to see a movie and walked 10 meters. He remembered that he forgot to bring the movie ticket, and went home to get it. Then he returned to the cinema. How many meters did he walk in total?
小冬家离电影院80米，一次他去看电影，走了10米，想起忘记带电影票，又马上回家取，然后回到电影院，他一共走了多少米路？
<gadget id="calculator">80 + 10 + 10</gadget>
<output>100</output>

<result>100</result>