From point A to point B, car A travels for 8 hours and car B for 6 hours, how much slower is car A than car B
从A地到B地，甲车行8小时，乙车行6小时，甲车比乙车慢多少
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

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

<gadget id="calculator">(1/6) - (1/8)</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">(1/24) / (1/6)</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>