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GPA Calculator

Use this GPA calculator to estimate semester GPA from up to four classes, credit hours, and letter-grade point values.

Live calculator

GPA calculator

Semester GPA3.48

Quality points divided by total credits.

Credits counted13

Classes with zero credits are ignored.

Quality points45.3

Grade points multiplied by credits.

Formula

GPA formula

GPA = total quality points / total credits

Quality points are grade points multiplied by credit hours for each class.

How to use

Steps

  1. Enter credit hours for each class.
  2. Choose the grade point value for each class.
  3. Leave credits at zero for unused rows.
  4. Review semester GPA, total credits, and quality points.

Example

Sample calculation

Credits13 total
Quality points45.1
GPA3.47

Calculator use

Best for

  • Checking calendar, work-hour, school, deadline, age, or duration math before copying the result elsewhere.
  • Comparing inclusive versus exclusive dates, breaks, grading weights, or time spans with the assumptions visible.

Before relying on it

Check first

  • Mixing inclusive and exclusive date counting, time zones, overnight shifts, unpaid breaks, holidays, or school-specific grading rules.
  • Rounding time or grades too early and then using the rounded result in another calculation.
  • Treating a planning result as payroll, HR, transcript, legal deadline, or official school policy.

Details

What to know before using the result

Quality pointsGrade points x credits

Each class contributes its grade-point value multiplied by its credit hours, so higher-credit classes move GPA more.

Scale choice4.0 by default

Use the grade-point values from your school. Honors, AP, weighted, pass/fail, and repeat rules can use different treatment.

Semester estimateNot transcript official

This calculator estimates the entered term only. Official cumulative GPA depends on your institution's transcript and repeat policies.

Source notes

References used for this calculator

UCLA RegistrarExplains that GPA is determined by dividing grade points earned by units attempted.UCLA College Academic CounselingProvides GPA calculation instructions using course units, grade points, and total grade points.

Benchmarks

How to read the result

4.0: A average.

Usually the maximum unweighted GPA on a 4.0 scale.

3.0: B average.

A common benchmark for many academic programs.

2.0: C average.

Often a minimum academic standing threshold, though rules vary.

Calculator accuracy

Methodology and assumptions

Formula, inputs, limitations and review record
Formula

GPA = total quality points / total credits

Inputs used

Class credits, Grade points

Limitations

Everyday results are quick planning checks. Unit choices, rounding, labels, measurements, local prices, and real-world constraints can change the final decision.

Review record

Catalog QA baseline on June 6, 2026. This date marks the catalog-wide automated and editorial QA baseline, not a tool-specific expert review.

Cite this page

Toolkit Shelf. GPA Calculator. https://toolkitshelf.com/tools/gpa-calculator

FAQ

Common questions

How do I calculate GPA?

Multiply each class grade point by credits, add quality points, then divide by total credits.

Does this support weighted GPA?

It uses the grade point values you choose. Weighted systems can be approximated by entering the weighted point value if available.

What if I have more than four classes?

Use the same formula for additional classes or combine classes with the same grade point value.