GPA =∑(GPi*CHi)/ ∑CHi
i= 1 to n, where n is the
number of subjects in the semester for which GPA is computed.
GPA =∑(GPj*CHj)/ ∑CHj
j= 1 to m, where m is the
number of total subjects covered in all semesters upto the
semester for which CGPA is to be computed.