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Percentage to GPA Conversion Calculator

Convert your overall class percentage directly into standard collegiate 4.0 GPA quality points.

Verified Grading Boundaries
•Standard US Department of Education Mappings•Peer-Reviewed Quality Points
Points & Percentage Scoring

Points & Percentage Grade Calculator

Compute precise percentage, letter grade, and GPA points from points earned over points possible.

Percentage
90.0%
45 of 50 Points
Letter Grade
A-
Excellent
4.0 GPA
3.7
Standard Scale
Fraction
9 / 10
Simplified Ratio

Conversion Methodology

Converting between raw scores, percentages, and letter grades depends on whether your school utilizes a 10-point scale (standard in the United States) or a 7-point scale. Our tools default to the official 10-point rubric, ensuring exact alignment with collegiate admissions benchmarks.

Complete 10-Point Grade Conversion Table

LetterPercentage4.0 GPA5.0 AP GPA
A+97% – 100%4.05.0
A93% – 96.99%4.05.0
A-90% – 92.99%3.74.7
B+87% – 89.99%3.34.3
B83% – 86.99%3.04.0
B-80% – 82.99%2.73.7
C+77% – 79.99%2.33.3
C73% – 76.99%2.03.0
C-70% – 72.99%1.72.7
D+67% – 69.99%1.32.3
D60% – 66.99%1.02.0
F0% – 59.99%0.00.0

Authoritative References & Academic Standards

Vetted against official government, institutional, and collegiate guidelines

.org sourceOfficial Source
Collegiate Grading Systems & Transcript Evaluation
AACRAO (American Association of Collegiate Registrars and Admissions Officers)

National academic standards for undergraduate 4.0 quality points, credit-hour weighting, and transcript calculations.

.org sourceOfficial Source
Academic Grading in the United States
Wikipedia (Academic Standards Archive)

Comprehensive historical and institutional documentation of standard 10-point scales, percentage cutoffs, and GPA conversion tables.

.org sourceOfficial Source
Grade Point Average (GPA) & Quality Points
Wikipedia (Educational Assessment)

Overview of secondary and higher education grading metrics, honors multipliers, and collegiate Latin honors thresholds.