Teacher Liu is 16 years older than Teacher Zhang, and Teacher Zhang's age is Teacher Liu's (3/5). How old is Mr. Zhang?
刘老师比张老师大16岁，张老师的岁数是刘老师的(3/5)．张老师多少岁？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">16 / (2/5)</gadget>
<output>40</output>

<gadget id="calculator">40 - 16</gadget>
<output>24</output>

<result>24</result>