Two cars are traveling toward each other from A and B at the same time. Car A travels 63 kilometers per hour, and car B travels 57 kilometers per hour. When they meet, car A travels 24 kilometers longer than car B. How many kilometers are there between A and B?
两辆汽车同时从A、B两地相向而行，甲车每小时行63千米，乙车每小时行57千米，相遇时甲车比乙车多行24千米．A、B两地相距多少千米？
<gadget id="calculator">63 + 57</gadget>
<output>120</output>

<gadget id="calculator">63 - 57</gadget>
<output>6</output>

<gadget id="calculator">24 / 6</gadget>
<output>4</output>

<gadget id="calculator">120 * 4</gadget>
<output>480</output>

<result>480</result>