The express train is driving from place A to place B, and the slow train is driving from place B to place A. The two cars leave at the same time, meet each other in 8 hours, and then continue to drive for 2 hours. At this time, the express train is still 250 kilometers away from place B. The slow train There is still 350 kilometers away from A, how many kilometers is the distance between A and B?
快车从甲地开往乙地，慢车从乙地开往甲地，两车同时相对开出，8小时相遇，然后各自继续行驶2小时，这时，快车离乙地还有250千米，慢车离甲地还有350千米，求甲乙两地路程是多少千米？
<gadget id="calculator">250 + 350</gadget>
<output>600</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(1/8) * 2</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">600 / (3/4)</gadget>
<output>800</output>

<result>800</result>