The sixth grade students went to the museum for 8 hours. Among them, the time spent on the road accounts for (1/8), the time for lunch and rest accounts for (3/16), and the rest is the time for sightseeing. What percentage of the time for sightseeing?
六年级学生去博物馆参观，共用去8小时．其中路上用去的时间占(1/8)，吃午饭与休息时间共占(3/16)，剩下的是游览的时间，游览的时间占几分之几？
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">3 / 16</gadget>
<output>3/16 = around 0.1875</output>

<gadget id="calculator">1 - (1/8) - (3/16)</gadget>
<output>11/16 = around 0.6875</output>

<result>11/16 = around 0.6875</result>