Teacher Wang goes to a certain class of classrooms. Starting from the first floor, there are 16 steps on each floor, and there are 48 steps in total. Do you know how many floors Teacher Wang goes to class.
王老师去某班教室上课，从一楼开始，每走一层有16个台阶，一共走了48个台阶，你知道王老师去多少楼教室上课．
<gadget id="calculator">48 / 16</gadget>
<output>3</output>

<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<result>4</result>