Cars A and B drive oppositely from places A and B at the same time. When they meet, A travels the entire (2/3) less than 10 kilometers. It takes 10 hours for A to complete the journey, and 15 hours for B to complete the journey. How many kilometers are there between A and B?
甲、乙两车同时从A、B两地相对开出，相遇时甲行了全程的(2/3)少10千米，甲行完全程需10小时，乙行完全程需15小时．A、B两地相距多少千米？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">(1/10) + (1/15)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / (1/6)</gadget>
<output>6</output>

<gadget id="calculator">6 * (1/10)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(2/3) - (3/5)</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">10 / (1/15)</gadget>
<output>150</output>

<result>150</result>