Guangming Elementary School organizes students to visit Longfeng Ancient Town. It takes (1/3) of the time on the road, (1/4) of the time for eating and resting, and the rest is for sightseeing. How much of the time for browsing?
光明小学组织学生到龙凤古镇游览，路途上用了(1/3)的时间，用餐及休息用了(1/4)的时间，剩下的是游览时间，浏览时间占了几分之几？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/3) - (1/4)</gadget>
<output>5/12 = around 0.416667</output>

<result>5/12 = around 0.416667</result>