CGPA Calculator

How is SGPA (Semester GPA) Calculated?

Semester Grade Point Average (SGPA) is the official metric used by colleges and universities to measure your academic performance over a single term (semester or quarter). Unlike a simple grade average, SGPA is a credit-weighted average. This means that a course with higher credit hours has a larger mathematical impact on your final average.

The SGPA Formula

Step-by-Step Calculation Example

Suppose you take 4 courses in a semester: Math (4 credits, Grade Point 9.0), Physics Lab (1.5 credits, Grade Point 10.0), CS (3 credits, Grade Point 8.0), and Technical English (2 credits, Grade Point 7.0).

• Math: 4.0 × 9.0 = 36.0 weighted points
• Physics Lab: 1.5 × 10.0 = 15.0 weighted points
• Computer Science: 3.0 × 8.0 = 24.0 weighted points
• Technical English: 2.0 × 7.0 = 14.0 weighted points

Summing these up, total quality points = 36 + 15 + 24 + 14 = 89.0. Total credit hours = 4.0 + 1.5 + 3.0 + 2.0 = 10.5. By dividing total points by total credits: 89.0 ÷ 10.5 = 8.48 SGPA.

How to Calculate CGPA: A Step-by-Step Academic Guide

Your Cumulative Grade Point Average (CGPA) serves as a standardized measurement of your overall academic performance across semesters. Whether you are using a CGPA calculator to estimate your grades or looking to compute it manually, understanding the underlying CGPA calculation formula is essential.

The Standard CGPA Formula

Let us look at a worked example of how a student can perform a semester GPA to CGPA calculation. Suppose you have completed three semesters:

• Semester 1: GPA of 8.20 with 20 credits (Product = 164.0)
• Semester 2: GPA of 7.80 with 22 credits (Product = 171.6)
• Semester 3: GPA of 8.50 with 18 credits (Product = 153.0)

Total quality points = 164 + 171.6 + 153 = 488.6 quality points. Total credits attempted = 20 + 22 + 18 = 60. By applying the formula: 488.6 ÷ 60 = 8.14 CGPA.

How to Convert CGPA to Percentage: Standard & Official Formulas

Converting your Cumulative Grade Point Average (CGPA) to an aggregate percentage is a common task when applying for government jobs, postgraduate courses, and standard employment opportunities. Because grading metrics vary globally, there is no single conversion factor. Instead, each university board or education department mandates their own official formula.

1. The CBSE & UGC India Formula (10-Point Scale)

Example: If a student scores a CGPA of 8.80 under the CBSE system, their percentage equivalent is 8.80 × 9.5 = 83.6%.

2. The Standard US & International Formula (4.0 Scale)

Example: A student graduating with a GPA of 3.60 has a percentage equivalent of 3.60 × 25 = 90.0%.