GPA Calculator
Calculate your weighted GPA on a 4.0 scale. Add as many courses as needed with credit hours and letter grades.
GPA
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📐 Formula
GPA = Σ(Credits × Grade Points) ÷ Total Credits
Frequently Asked Questions
A 3.5+ GPA is considered excellent. 3.0–3.49 is good. 2.5–2.99 is satisfactory. Below 2.0 may put students on academic probation. Many employers and graduate schools require a minimum 3.0 GPA.
On a standard 4.0 scale, both A+ and A earn 4.0 grade points. Some schools give 4.3 for A+, but most use 4.0 as the maximum. Check your school's specific grading scale.
Focus on high-credit courses — a 4.0 in a 4-credit course raises your GPA more than a 4.0 in a 1-credit course. Retaking courses where you received low grades can also significantly improve your cumulative GPA.
How is GPA Calculated on a 4.0 Scale?
GPA (Grade Point Average) is calculated by multiplying each course's grade points by its credit hours, summing those products, and dividing by total credit hours. This produces a weighted average that gives more weight to courses with more credit hours — a key difference from a simple average of letter grades.
Formula: GPA = Σ (Credit Hours × Grade Points) ÷ Total Credit Hours
Letter Grade to GPA Conversion Table
| Letter Grade | Percentage | GPA Points |
|---|---|---|
| A+ / A | 93–100% | 4.0 |
| A− | 90–92% | 3.7 |
| B+ | 87–89% | 3.3 |
| B | 83–86% | 3.0 |
| B− | 80–82% | 2.7 |
| C+ | 77–79% | 2.3 |
| C | 73–76% | 2.0 |
| C− | 70–72% | 1.7 |
| D | 60–69% | 1.0 |
| F | Below 60% | 0.0 |
Worked Example — Calculating GPA Manually
List each course with credits and grade points
Biology (4 credits, A = 4.0), English (3 credits, B+ = 3.3), Math (4 credits, A− = 3.7), History (3 credits, B = 3.0).
Multiply credits by grade points for each course
Biology: 4×4.0=16. English: 3×3.3=9.9. Math: 4×3.7=14.8. History: 3×3.0=9.0. Total quality points: 49.7.
Divide total quality points by total credit hours
Total credits: 4+3+4+3 = 14. GPA = 49.7 ÷ 14 = 3.55
What GPA Do You Need for Graduate School?
Most competitive graduate programs expect a minimum 3.0 GPA, with selective programs at top universities preferring 3.5 or above. Medical schools typically require 3.7+ for competitive applicants. Law schools use LSAT scores heavily alongside GPA. For employment, many large employers filter applications using a 3.0 or 3.5 GPA minimum for campus recruiting.
Cumulative vs Semester GPA
Your semester GPA reflects only the current term's courses. Your cumulative GPA reflects all courses taken throughout your academic career. To raise your cumulative GPA, focus on high-credit courses — a 4.0 in a 4-credit course raises your GPA more than a 4.0 in a 1-credit elective. Retaking failed or low-scoring courses can significantly improve cumulative GPA at many institutions.