It takes (7/6) hours for Uncle Wang to drive from city A to city B, which is (1/8) less than when he returns. How many hours did he spend going back and forth?
王叔叔开车从甲城到乙城用(7/6)小时，比返回时少用(1/8)小时，他往返共用了多少小时？
<gadget id="calculator">7 / 6</gadget>
<output>7/6 = around 1.166667</output>

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

<gadget id="calculator">(7/6) + (1/8) + (7/6)</gadget>
<output>59/24 = around 2.458333</output>

<result>59/24 = around 2.458333</result>