Cars A and B are traveling towards each other from places A and B at the same time. After 3 hours, car A has traveled the whole distance (3/5), and car B has traveled the whole distance (5/7). At this time, the distance between the two cars is 88 kilometers. , How many kilometers is the distance between A and B?
甲乙两车分别从A、B两地同时相向而行，3小时后甲车行了全程的(3/5)，乙车行了全程的(5/7)，这时两车相距88千米，A、B两地相距多少千米？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">(5/7) - 1</gadget>
<output>-2/7 = around -0.285714</output>

<gadget id="calculator">(3/5) + (-2/7)</gadget>
<output>11/35 = around 0.314286</output>

<gadget id="calculator">88 / (11/35)</gadget>
<output>280</output>

<result>280</result>