There are 50 students in Class 1 of the fifth grade, and 24 of them participated in the mathematics interest group. What percentage of the total number of students participated in the mathematics interest group?
五年级一班有学生50人，有24人参加了数学兴趣小组，参加数学兴趣小组的人占全班人数几分之几？
<gadget id="calculator">24 / 50</gadget>
<output>12/25 = around 0.48</output>

<result>12/25 = around 0.48</result>