Xiao Ming spends (1/3) studying, (1/6) doing physical activities, (1/12) watching TV and extra-curricular books, and the rest of the time is sleeping and rest time. How many hours does he sleep? ?
小明一天中有(1/3)的时间在学习，(1/6)的时间进行体育活动，(1/12)的时间看电视与课外书，其余时间是睡觉与休息时间，睡觉有多少小时？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">24 * (1/3)</gadget>
<output>8</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

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

<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">24 * (1/12)</gadget>
<output>2</output>

<gadget id="calculator">24 - 8 - 4 - 2</gadget>
<output>10</output>

<result>10</result>