Letter Grade to GPA
Instantly convert any letter grade to grade points on the 4.0 scale — and see the quality points for your credit hours.
Convert a letter grade
Pick a letter grade and enter the course credits.
Full letter grade reference table
| Letter grade | Grade points | Percentage range |
|---|---|---|
| A+ | 4.0 | 97–100% |
| A | 4.0 | 93–96% |
| 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% |
| C- | 1.7 | 70–72% |
| D+ | 1.3 | 67–69% |
| D | 1.0 | 63–66% |
| D- | 0.7 | 60–62% |
| F | 0.0 | Below 60% |
How to use grade points
Grade points (also called quality points per credit) are the building block of GPA. Multiply the grade points by the course's credit hours to get quality points: a 3-credit B+ course is 3.3 × 3 = 9.9 quality points. Your GPA is total quality points ÷ total credits — the semester GPA calculator handles that for a whole term.
Frequently asked questions
What GPA is an A?+
An A is worth 4.0 grade points on the standard unweighted 4.0 scale (A+ is also 4.0 on most unweighted scales). An A- is 3.7.
What letter grade is a 3.0 GPA?+
A 3.0 GPA is a B average — a mix where B (3.0) dominates. A 3.3 is a B+ average, and a 3.7 is an A- average.
How many grade points is a B+?+
A B+ is worth 3.3 grade points on the standard plus/minus scale. Multiply by the course credits to get quality points (a 3-credit B+ = 9.9 quality points).
How do I convert letter grades to GPA?+
Map each letter to its grade points (A = 4.0, A- = 3.7, B+ = 3.3, B = 3.0, etc.), multiply by credits, sum, and divide by total credits. Our semester GPA calculator does this for an entire term.
Is an A+ worth more than an A?+
On most unweighted 4.0 scales, no — both are 4.0. Some schools use a 4.3 scale where A+ = 4.3, and weighted scales add bonuses for honors/AP courses instead.
What is a passing letter grade?+
Most colleges count D- or above as passing (0.7 points), though some programs and courses require a C or better. F (0.0) is a failing grade.