The mathematics interest group consists of 36 boys, and the number of girls is less than that of boys (1/3). How many girls are there?
数学兴趣小组由男生36人，女生的人数比男生少(1/3)，女生有多少人？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">36 * (2/3)</gadget>
<output>24</output>

<result>24</result>