GPA - Grade Point Average Is Grading Scale In the United States And Canada And In Some Europe Countries, These Grading Works Where A+ And A Is Equal To 4.0 And Where Also We Have Some Advance Classes Which Works With Weighted And Unweighted Method. Weighted Consist Of Regular, Honors, AP/College And IB Classes And Unweighted Is Simple Regular GPA. Now CGPA - Cumulative Grade Point Average Is Indian Grading System For Private And Public Schools In India Where We Have 5 Compulsory Subjects And The 6th One Is Optional And A1 The Excellent Grade Is Equal To CGPA 10.