Xiaoping and Xiaoliang live in the same building, Xiaoping lives on the fifth floor, Xiaoliang lives on the fourth floor, Xiaoping has to walk 80 steps to go home every day, how many steps does Xiaoliang take to go home?
小平和小亮住在同一幢大楼里，小平住五楼，小亮住四楼，小平每天回家要走80级台阶，小亮回家要走多少级台阶？
<gadget id="calculator">80 / 4</gadget>
<output>20</output>

<gadget id="calculator">3 * 20</gadget>
<output>60</output>

<result>60</result>