Mr. Wang has 48 compositions to correct, and 12 have already been corrected. If 6 essays are corrected every hour, how many hours will it take to correct the rest of the essays?
王老师要批改48篇作文，已经批改了12篇．如果每小时批改6篇，剩下的作文要多少小时批改完呢？
<gadget id="calculator">48 - 12</gadget>
<output>36</output>

<gadget id="calculator">36 / 6</gadget>
<output>6</output>

<result>6</result>