Li Li went upstairs and walked a total of 38 steps from the first floor to the third floor. If she goes from the first floor to the fifth floor, how many steps does she have to walk in total? (the same number of steps between every two floors)
李丽上楼，从一楼走到三楼一共走了38级台阶．如果她从一楼走到五楼，一共要走多少级台阶？(每两层之间的台阶数相同)
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">38 / 2</gadget>
<output>19</output>

<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">19 * 4</gadget>
<output>76</output>

<result>76</result>