Two trains depart from A and B respectively at the same time, and the distance between the two trains is 230 kilometers after 5 hours. Car A travels 110 kilometers per hour, and car B travels 100 kilometers per hour. What is the distance in kilometers between A and B?
两列火车分别从甲、乙两地同时相对开出，5小时后两车相距230千米．甲车每小时行110千米，乙车每小时行100千米，甲乙两地之间的距离是多少千米？
<gadget id="calculator">110 + 100</gadget>
<output>210</output>

<gadget id="calculator">210 * 5</gadget>
<output>1_050</output>

<gadget id="calculator">1_050 + 230</gadget>
<output>1_280</output>

<result>1_280</result>