text: what is gpa? i need to find out what my gpa is but first what is it dont laugh im not joking grade point average  an a=4 a b=3 a c=2 a d=1   so if you had four classes and you got an a, a b, a c, and another a, your gpa would be this: 4+3+2+4=13 divide that by the number of classes 13/4=3.25