There are 53 students in the third class of the fourth year, including 25 boys. What percentage of the total number of girls are in the class?
四年三班有学生53人，其中男生25人，女生占全班总人数的几分之几？
<gadget id="calculator">53 - 25</gadget>
<output>28</output>

<gadget id="calculator">28 / 53</gadget>
<output>28/53 = around 0.528302</output>

<result>28/53 = around 0.528302</result>