There are three classes in the sixth grade of Dongfang Primary School, with 48 students in each class. The number of people who subscribed to "Journal of Primary School Mathematics" in Class 61 was the same as the number of people who did not subscribe to "Journal of Mathematics for Primary School Students" in Class 6 2, and (1/4) of the students in Class 63 subscribed to this newspaper. How many people in the three classes subscribe to "Primary School Students' Mathematics Journal"?
东方小学六年级共三个班，每班48人．六1班订阅《小学生数学报》的人数与六2班不订阅《小学生数学报》的人数同样多，六3班有(1/4)的同学订阅了这份报纸．三个班订阅《小学生数学报》的共有多少人？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">48 * (1/4)</gadget>
<output>12</output>

<gadget id="calculator">48 + 12</gadget>
<output>60</output>

<result>60</result>