A car travels from A to B in 14 hours (7/9), how many hours will it take to reach B?
一辆汽车从甲地开往乙地，14小时行了全程的(7/9)，还需几小时才能到达乙地？
<gadget id="calculator">7 / 9</gadget>
<output>7/9 = around 0.777778</output>

<gadget id="calculator">1 - (7/9)</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">(7/9) / 14</gadget>
<output>1/18 = around 0.055556</output>

<gadget id="calculator">(2/9) / (1/18)</gadget>
<output>4</output>

<result>4</result>