GPA to Letter Grade Converter

Convert a GPA score (4.0 scale) to letter grade and percentage range, or convert a percentage to GPA. Includes the full A+ through F grade scale.

Enter Your Measurements

GPA Score (4.0 scale)

Results

Letter Grade Code

Percentage Range Starts At

GPA (rounded)

3.50

Formula

A=4.0(93%+), A-=3.7(90-92%), B+=3.3(87-89%), B=3.0(83-86%), B-=2.7(80-82%), C+=2.3(77-79%), C=2.0(73-76%)

How to Use This Calculator

How to Use

1
Enter your GPA on the 4.0 scale.
2
See the equivalent letter grade and percentage range.
3
Use the reverse: enter a percentage to find the GPA equivalent.

Frequently Asked Questions

Is a 3.5 GPA good?

A 3.5 GPA is above average (B+) and considered good to very good. It makes you competitive for many graduate programs and employers. A 3.7+ (A-) is excellent and opens more selective opportunities.

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About This Calculator

This calculator uses the formula: A=4.0(93%+), A-=3.7(90-92%), B+=3.3(87-89%), B=3.0(83-86%), B-=2.7(80-82%), C+=2.3(77-79%), C=2.0(73-76%). All calculations follow industry-standard methods. Results are estimates — always verify with a licensed professional for structural or code-compliant work.

Built and maintained by the CalcSmart team. Last updated March 2026.

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