GPA Calculator
Calculate your GPA with credit-weighted courses. Add any number of classes with letter grades and credits. Shows cumulative GPA and honor classifications.
Reviewed for accuracy by Marcus Webb and the Blueprint Dynamics editorial team (last updated July 2026). Our calculators use primary-source formulas and are cross-checked against IRS publications, Fannie Mae guidelines, and Federal Reserve data. Learn more about our methodology.
Cumulative GPA
3.67
Classification
A- / Cum Laude
10 credit hours
How GPA is calculated
GPA (Grade Point Average) is a credit-hour-weighted average of your grade point values on a 4.0 scale. For each course: multiply the grade points (A = 4.0, B = 3.0, C = 2.0, D = 1.0, F = 0.0) by the course's credit hours to get quality points. Sum all quality points across courses. Divide by total credit hours attempted. Example: Biology (4 credits, A = 4.0 × 4 = 16 quality points), English (3 credits, B+ = 3.3 × 3 = 9.9), Math (3 credits, B = 3.0 × 3 = 9.0). Total quality points: 34.9. Total credits: 10. GPA = 34.9 / 10 = 3.49.
Plus/minus grading and how it affects GPA
Most US colleges use a plus/minus scale: A = 4.0, A− = 3.7, B+ = 3.3, B = 3.0, B− = 2.7, C+ = 2.3, C = 2.0, C− = 1.7, D+ = 1.3, D = 1.0, D− = 0.7, F = 0.0. Some schools cap the A+ at 4.0 (same as A); others award 4.33 for A+, which can raise a GPA above 4.0. A single letter grade difference in a 4-credit course changes cumulative GPA significantly: replacing a B (3.0) with an A (4.0) in a 4-credit course adds 4 quality points — which moves a 3.2 GPA to 3.36 when you have 25 total credit hours.
Cumulative vs. semester GPA
Your semester GPA covers only the current term's courses. Your cumulative GPA covers all courses taken at the institution. Cumulative GPA is what appears on transcripts and matters most for scholarships, honors, graduate school applications, and academic standing. A poor semester can significantly pull down a high cumulative GPA early in your academic career, but becomes less influential as credit hours accumulate — a single bad semester among 8 total carries 1/8 of the weight.
How many credits it takes to raise your GPA
The further you are into your degree, the harder it is to move your cumulative GPA. With 30 credit hours completed, one additional 3-credit A in a semester where you had a 2.5 adds (3 × 4.0 = 12 quality points) to (30 × 2.5 = 75 existing quality points) = 87 quality points / 33 hours = 2.64 cumulative GPA. The same A after 90 credit hours (at 2.5 GPA): (90 × 2.5 + 12) / 93 = 2.63. This calculator shows exactly how a grade in any future course affects your cumulative GPA, which is essential for planning a recovery strategy.