Xiaolin walked 24 steps from the first floor to the third floor. How many steps did he have to walk in total when he lived on the fifth floor?
小林从一楼到三楼走了24级台阶，他家住五楼一共要走多少级台阶．
<gadget id="calculator">24 / 2</gadget>
<output>12</output>

<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<result>48</result>