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Cumulative GPA Calculator

Free cumulative GPA calculator: enter each semester’s GPA and credit hours to combine them into one credit-weighted multi-semester GPA. Heavier semesters count more, exactly the way your transcript’s cumulative GPA does.

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Enter one semester per line, then press Calculate.

Deep dive guides

A LITTLE CONTEXT · 3 MIN READCumulative GPA: Why Credit Hours Make Some Semesters Louder

How cumulative gpa calculator works

A cumulative GPA is a weighted average where the weights are credit hours. Each semester contributes its GPA times its credits; divide that sum by the total credits and you have the transcript number. A 4.0 in a 15-credit semester adds 60 quality points; a 4.0 in a 5-credit term adds only 20 — the heavy semester moves your cumulative three times as much.

Enter one semester per line as “GPA credits” — for example “3.4 15”. The calculator weights, sums, and divides for you, and shows each semester’s contribution as quality points so you can see which terms pulled the average down or propped it up.

Values on a 0–5 scale are accepted, so weighted high-school GPAs (where AP courses can top 4.0) work too — just use the same scale for every line. This tool combines finished terms; for grade-by-grade math inside a single term, the GPA Calculator handles individual courses with letter grades.

Frequently asked questions

How is a cumulative GPA calculated?
Multiply each semester’s GPA by its credit hours, add those products together, and divide by the total credits. For example, a 3.4 over 15 credits and a 3.9 over 16 credits give (51 + 62.4) ÷ 31 = 3.66.
What is the difference between this and a term GPA?
A term GPA averages the courses inside one semester. A cumulative GPA averages all your semesters so far, each weighted by its credits — it is the number admissions offices and employers see.
Do I have to include every semester?
To reproduce the official transcript number, yes — every graded term counts. Leaving a weak semester out does not model reality; it just flatters the remaining ones.
Does it support weighted (5.0) high-school scales?
Yes. Any GPA value from 0 to 5 is accepted, so weighted scales where AP or IB courses reach 4.5 or 5.0 work fine. Keep every semester on the same scale, or the average mixes units.