The distance between Dongdong’s house and the cinema is 2 kilometers. One day he went to watch a movie and walked 600 meters away from the cinema. He found that he forgot to bring the movie ticket. He returned home to pick up the ticket and went to the cinema. At this time, Dongdong left altogether. How much rice?
东东家到电影院距离是2千米，一天他去看电影，走到距离电影院600米的地方，发现忘带电影票，又回到家中取票，再到电影院，这时，东东一共走了多少米？
<gadget id="calculator">2 * 1_000</gadget>
<output>2_000</output>

<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">6_000 * (1/5)</gadget>
<output>1_200</output>

<gadget id="calculator">2_000 + 1_200</gadget>
<output>3_200</output>

<result>3_200</result>