How to Calculate CGPA from SGPA
To convert SGPA values into CGPA, use weighted averaging:
CGPA = sum(SGPA x Semester Credits) / sum(Semester Credits)
Example
- Semester 1: SGPA 3.4, Credits 18
- Semester 2: SGPA 3.1, Credits 21
- Semester 3: SGPA 3.6, Credits 18
CGPA = (3.4x18 + 3.1x21 + 3.6x18) / (18+21+18) = 3.36
Common Mistake
Do not simply average semester GPAs when credits are different.