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4.0 Cgpa Calculator

Reviewed by Calculator Editorial Team

Calculating your Cumulative Grade Point Average (CGPA) on a 4.0 scale is essential for academic and professional purposes. This calculator helps you convert your grades to the standardized 4.0 scale, which is widely used in universities and colleges.

What is CGPA?

CGPA stands for Cumulative Grade Point Average. It's a measure of a student's academic performance across all courses taken during their academic career. The 4.0 scale is a common grading system where:

  • A = 4.0
  • B = 3.0
  • C = 2.0
  • D = 1.0
  • F = 0.0

The CGPA is calculated by taking the average of all your grade points, weighted by the credit hours of each course.

How to Calculate CGPA

The basic formula for calculating CGPA is:

CGPA = Total Grade Points ÷ Total Credit Hours

To calculate the total grade points, multiply each course's grade point by its credit hours. Then sum all these values to get the total grade points. Sum all the credit hours to get the total credit hours.

For example, if you took two courses:

  • Course 1: 3 credit hours, grade B (3.0)
  • Course 2: 4 credit hours, grade A (4.0)

The calculation would be:

Total Grade Points = (3 × 3.0) + (4 × 4.0) = 9 + 16 = 25

Total Credit Hours = 3 + 4 = 7

CGPA = 25 ÷ 7 ≈ 3.57

Converting to 4.0 Scale

If your institution uses a different grading scale, you can convert it to the 4.0 scale using the following table:

Letter Grade 4.0 Scale Percentage Range
A 4.0 90-100%
A- 3.7 85-89%
B+ 3.3 80-84%
B 3.0 77-79%
B- 2.7 73-76%
C+ 2.3 70-72%
C 2.0 67-69%
C- 1.7 63-66%
D+ 1.3 60-62%
D 1.0 57-59%
F 0.0 Below 57%

Use this table to assign grade points to each course before calculating your CGPA.

Example Calculation

Let's say you've taken three courses with the following grades and credit hours:

  • English: 3 credit hours, B (3.0)
  • Mathematics: 4 credit hours, A (4.0)
  • History: 3 credit hours, B- (2.7)

The calculation would be:

Total Grade Points = (3 × 3.0) + (4 × 4.0) + (3 × 2.7) = 9 + 16 + 8.1 = 33.1

Total Credit Hours = 3 + 4 + 3 = 10

CGPA = 33.1 ÷ 10 = 3.31

Your CGPA on the 4.0 scale is 3.31.

FAQ

What is the difference between GPA and CGPA?

GPA (Grade Point Average) is the average of grade points earned in a single semester or term. CGPA (Cumulative Grade Point Average) is the average of all grade points earned throughout your academic career.

How is CGPA calculated on a 4.0 scale?

CGPA is calculated by dividing the total grade points by the total credit hours. Each letter grade is assigned a specific point value on the 4.0 scale, and these points are multiplied by the credit hours of each course.

Can I calculate CGPA without knowing my letter grades?

Yes, you can calculate CGPA using percentage grades by converting them to the 4.0 scale using the provided table.