Calculate Your GPA
Enter your courses below or use the quick-add buttons. Your GPA updates instantly as you add grades.
How GPA Is Calculated
GPA (Grade Point Average) is a weighted average of your course grades, where the weights are credit hours. The formula is:
GPA = Sum(Grade Points x Credit Hours) / Total Credit Hours
Worked Example
Suppose you take four courses this semester:
| Course | Grade | Points | Credits | Quality Pts |
|---|---|---|---|---|
| English 101 | A | 4.0 | 3 | 12.0 |
| Calculus I | B+ | 3.3 | 4 | 13.2 |
| History 200 | A- | 3.7 | 3 | 11.1 |
| Chemistry 101 | B | 3.0 | 4 | 12.0 |
| 14 | 48.3 | |||
GPA = 48.3 / 14 = 3.45
Notice that the B+ and B in the 4-credit courses (Calculus and Chemistry) have more influence on the final GPA than the A- in the 3-credit History course. This is why credit-weighted averaging matters.
Standard 4.0 Grading Scale
Most US colleges use this grading scale. Some institutions don't use plus/minus grades -- check your school's policy.
| Letter Grade | Grade Points | Typical Percentage |
|---|---|---|
| A | 4.0 | 93-100% |
| 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 | 60-66% |
| F | 0.0 | Below 60% |
*Percentage ranges vary by institution. These are common conventions, not universal standards.
GPA Ranges and What They Mean
| GPA Range | Classification | Context |
|---|---|---|
| 3.7 - 4.0 | Summa Cum Laude range | Top of class; competitive for graduate programs |
| 3.5 - 3.69 | Magna Cum Laude range | Strong academic performance |
| 3.0 - 3.49 | Cum Laude range / Good | Solid; meets most grad school minimums |
| 2.5 - 2.99 | Average | Acceptable for many programs |
| 2.0 - 2.49 | Below average | Minimum for graduation at most schools |
| Below 2.0 | Academic probation risk | May trigger academic review |
*Latin honors thresholds vary by institution. Check your school's specific requirements.
Common Mistakes When Calculating GPA
- Ignoring credit weights: A simple average of grades is not GPA. A 4-credit course counts more than a 1-credit course.
- Forgetting plus/minus grades: An A- (3.7) is not the same as an A (4.0). Over many courses, this difference adds up.
- Including pass/fail courses: Pass/fail or credit/no-credit courses usually don't factor into GPA. Only graded courses count.
- Mixing scales: Some high schools use a 5.0 weighted scale for AP/honors courses. College GPA uses the unweighted 4.0 scale unless stated otherwise.
- Confusing semester and cumulative GPA: Semester GPA covers one term. Cumulative GPA covers your entire academic career.
Frequently Asked Questions
How do I calculate my GPA?
Multiply each course's grade points by its credit hours, add all the products together, then divide by total credit hours. For example, an A (4.0) in a 3-credit course and a B (3.0) in a 4-credit course gives (4.0x3 + 3.0x4) / 7 = 3.43 GPA.
What is a good GPA?
GPA standards vary by context. Generally, 3.5-4.0 is considered excellent, 3.0-3.49 is good, 2.5-2.99 is average, and 2.0-2.49 is below average. Graduate school admissions often expect 3.0+, while competitive programs may look for 3.5+.
What is the difference between semester GPA and cumulative GPA?
Semester GPA covers only the courses taken in a single term. Cumulative GPA includes all courses across all semesters. Both use the same weighted average formula -- cumulative GPA just uses a larger set of courses.
Does an A- lower my GPA?
Yes. On the standard plus/minus scale, an A is 4.0 and an A- is 3.7. If your other grades are straight A's (4.0), an A- will bring your cumulative GPA below 4.0.
How do credit hours affect GPA?
Credit hours act as weights. A grade in a 4-credit course has more impact on your GPA than the same grade in a 1-credit course. This is why a low grade in a high-credit course can significantly drop your average.
Can I raise my GPA from 2.5 to 3.0?
Yes, but the difficulty depends on how many credits you've completed. With fewer completed credits, each new course has more impact. Use the calculator above to model different grade scenarios and see what it takes.
What GPA scale does this calculator use?
This calculator defaults to the standard US 4.0 scale with plus/minus grades: 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, F=0.0. You can also switch to 5.0 or 10.0 scales.
Do all colleges use the same GPA scale?
No. While the 4.0 scale is most common in the US, some institutions don't use plus/minus grades (A=4.0, B=3.0, etc.), some use a 5.0 scale for honors/AP courses, and many countries use entirely different systems. Always check your institution's grading policy.
Related Tools
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- Percentage to GPA Converter -- Convert any percentage grade to GPA
- GPA to Percentage Converter -- Convert GPA back to a percentage
- Study Time Planner -- Allocate study hours across subjects by priority
Privacy & Limitations
- All calculations run entirely in your browser -- nothing is sent to any server.
- Results are computed using standard formulas and should be verified for critical applications.
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GPA Calculator FAQ
How do I calculate my GPA?
Multiply each course's grade points by its credit hours, add all the products together, then divide by total credit hours. For example, an A (4.0) in a 3-credit course and a B (3.0) in a 4-credit course gives (4.0x3 + 3.0x4) / 7 = 3.43 GPA.
What is a good GPA?
GPA standards vary by context. Generally, 3.5-4.0 is considered excellent, 3.0-3.49 is good, 2.5-2.99 is average, and 2.0-2.49 is below average. Graduate school admissions often expect 3.0+, while competitive programs may look for 3.5+.
What is the difference between semester GPA and cumulative GPA?
Semester GPA covers only the courses taken in a single term. Cumulative GPA includes all courses across all semesters. Both use the same weighted average formula -- cumulative GPA just uses a larger set of courses.
Does an A- lower my GPA?
Yes. On the standard plus/minus scale, an A is 4.0 and an A- is 3.7. If your other grades are straight A's (4.0), an A- will bring your cumulative GPA below 4.0.
How do credit hours affect GPA?
Credit hours act as weights. A grade in a 4-credit course has more impact on your GPA than the same grade in a 1-credit course. This is why a low grade in a high-credit course can significantly drop your average.
Can I raise my GPA from 2.5 to 3.0?
Yes, but the difficulty depends on how many credits you've completed. With fewer completed credits, each new course has more impact. Use the GPA calculator to model different grade scenarios and see what it takes.
What GPA scale does this calculator use?
This calculator uses the standard US 4.0 scale with plus/minus grades: 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, F=0.0.
Do all colleges use the same GPA scale?
No. While the 4.0 scale is most common in the US, some institutions don't use plus/minus grades (A=4.0, B=3.0, etc.), some use a 5.0 scale for honors/AP courses, and many countries use entirely different systems. Always check your institution's grading policy.