GPA Calculator
Calculate Grade Point Average from grades and credits.
Input & results
Input values
Results
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Calculation History
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What is GPA?
A GPA (Grade Point Average) Calculator computes your average academic performance by weighting each course's grade points by its credit hours, producing a single GPA on your institution's scale.
GPA summarizes academic performance into one number. Each course earns grade points based on the grade received, weighted by the credit hours of the course. The calculator multiplies grade points by credits for each course, sums these, and divides by total credits. This credit-weighted average reflects that higher-credit courses contribute more to your GPA.
Why is it used?
GPA matters for scholarships, graduate admissions, internships, and academic standing. Calculating it yourself helps you track progress, project the impact of future grades, and understand how each course affects your overall average.
Who should use it?
School and college students tracking academic performance, and applicants who need to report or project their GPA.
How it works
- Enter Grades (comma separated, e.g. 4,3.5,4), Credits (comma separated, e.g. 3,4,3) in the input fields.
- The calculator validates your entries and applies the correct gpa formula.
- Results update in real time as you change any value — no submit button needed.
- Review the formula, variable definitions, and worked example below to see how the answer is derived.
Formula
Variable definitions
| Variable | Meaning |
|---|---|
| Grade Points | Numeric value of each course grade |
| Credits | Credit hours assigned to each course |
| GPA | Credit-weighted grade point average |
How the formula works
- Convert each course grade to its grade-point value.
- Multiply each course's grade points by its credit hours.
- Sum these weighted values across all courses.
- Divide by the total number of credits.
Example calculation
Three courses with grades and credits on a 4.0 scale.
| Input | Value |
|---|---|
| Course A | 4.0 × 3 credits |
| Course B | 3.0 × 4 credits |
| Course C | 3.7 × 2 credits |
- Weighted points = (4.0×3) + (3.0×4) + (3.7×2) = 12 + 12 + 7.4 = 31.4
- Total credits = 3 + 4 + 2 = 9
- GPA = 31.4 ÷ 9
Result
More examples
Adding a 4-credit A (4.0) the next term.
| Input | Value |
|---|---|
| New weighted points | 31.4 + 16 = 47.4 |
| New credits | 9 + 4 = 13 |
- GPA = 47.4 ÷ 13 = 3.65
Result
Methodology
- Gather Grades (comma separated, e.g. 4,3.5,4), Credits (comma separated, e.g. 3,4,3) from your documents or estimates.
- Enter each value in the matching field; units must match the labels.
- The calculator applies the GPA formula and updates results in real time.
- Compare scenarios by changing one input at a time.
Benefits
- Compute GPA accurately with credit weighting.
- Project how future grades affect your average.
- Track academic progress each term.
- Prepare figures for applications.
Use cases
- Tracking semester and cumulative GPA.
- Planning grades needed to reach a target GPA.
- Reporting GPA on applications.
- Comparing performance across terms.
Tips & important notes
- Use your institution's exact grade-to-point mapping.
- Higher-credit courses move your GPA more.
- Some schools use weighted GPAs for honors courses.
- Keep credits accurate — they drive the weighting.
Common mistakes
- Averaging grades without weighting by credits.
- Using the wrong grade-point scale.
- Omitting courses or miscounting credit hours.
Related concepts
- CGPA and cumulative averaging
- Percentage-to-grade conversion
- Weighted vs unweighted GPA
Good to know