What is the difference between a 4.0 and 5.0 GPA scale?

A 4.0 scale is standard in the US, Canada, and Ghana where an 'A' equals 4.0. A 5.0 scale is widely used in Nigerian and West African polytechnics and universities where an 'A' equals 5.0 points.

Global GPA & Final Grade Calculator

Calculate term and cumulative GPA seamlessly across 4.0 US/Canada, 5.0 West Africa, 10.0 India CGPA, 7.0 Australia, and Percentage Grading Scales.

Student Name (Optional):

Country / Region:

Grading System / Scale:

Course Units & Marks

Global Scale Reference

US & Ghana 4.0 Scale: A = 4.0 | B = 3.0 | C = 2.0 | D = 1.0 | F = 0.0

Nigeria & WA 5.0 Scale: 70%+ = 5.0 (A) | 60%+ = 4.0 (B) | 50%+ = 3.0 (C)

India 10.0 CGPA Scale: O = 10 | A+ = 9 | A = 8 | B+ = 7 | B = 6

Frequently Asked Questions About GPA Calculations

How do you calculate cumulative GPA?

Cumulative GPA is calculated by multiplying each course grade point by its credit hours, summing the weighted points, and dividing by total credit hours attempted.

What is the difference between 4.0 and 5.0 scales?

The 4.0 scale is standard in the US, Canada, and Ghana where an 'A' equals 4.0. The 5.0 scale is used in Nigeria and West Africa where top marks equal 5.0 points.