Which GPA calculator should I use?

Use the main GPA calculator for general planning. Choose high school, college, middle school, or LSAC tools when your school’s weighting or conversion rules differ.

Do these GPA results match my transcript?

They follow common 4.0-style math. Schools may weight AP/IB differently or round differently—confirm with your registrar.

Are AP score calculators official College Board tools?

No. They estimate likely score bands from practice inputs. Official scores come only from the College Board.

Many GPA and grade workspaces keep progress in your browser so you can return without creating an account.

Math & Education Calculators — GPA, Grades & Scores

Free GPA, grade, AP/ACT score, and math calculators for students and advisors. Model semester averages, finals, and exam scores with clear explanations and related guides.

18 free tools in this collection.

Calculators in this category

Search by name or scroll the list. Each card includes a short description so you can pick the right tool before opening it.

Search by name, topic, or keyword — exact match is not required.

2.8 GPA letter grade
Learn what a 2.8 GPA means as a letter grade and percent, how high school and college admissions view it, strategies to raise it, and scholarship options.
2.9 GPA guide
What is a 2.9 GPA? See the typical B letter grade and 83–86% band on a 4.0 scale, whether it is good in high school, admissions context, and how to raise it—with links to free GPA calculators.
ACT score calculator
Free ACT score calculator: enter English, Math, Reading, and Science (1–36) → composite score (average rounded).
AP bio score calculator
Free AP bio score calculator: 60 MCQ correct plus six FRQ rubric scores (2 long × 10, 4 short × 4) → 50/50 composite and estimated AP score 1–5.
AP chem score calculator
Free AP chem score calculator: 60 MCQ correct plus seven FRQ rubric scores (3 long × 10, 4 short × 4) → 50/50 composite and estimated AP score 1–5.
AP Lang score calculator
Free AP Lang score calculator: MCQ correct (0–45) plus three FRQ rubric scores (0–6 each) → weighted composite and estimated AP score 1–5.
APUSH score calculator
Free APUSH score calculator: enter MCQ, SAQ, DBQ, and LEQ points to estimate your weighted composite and AP score 1–5. Practice-test planning for AP US History.
Calculator bacalaureat
Free calculator bacalaureat for the French Bac général: enter contrôle continu and terminal exam grades to estimate your final average, pass status, and mention (AB, Bien, TB).
College GPA Calculator
Compute semester or cumulative college GPA using credit hours and letter grades.
Cumulative GPA calculator
Combine semesters into a cumulative GPA for high school or college planning.
Differential equation calculator
Free differential equation calculator: general solutions for second-order constant-coefficient ODEs, first-order linear, and exponential growth/decay.
Final Grade Calculator
Calculate the exam score required to reach your target course grade.
GPA calculator middle school
Free GPA calculator middle school students use to track grades 6–8 across semesters, trimesters, or quarters on a standard 4.0 scale.
GPA Calculators
Free semester and cumulative GPA calculator with weighted honors/AP options. Plan terms locally in your browser.
Grade Calculator
Track weighted assessments for one or more classes with saved progress.
High School GPA Calculator
Calculate weighted or unweighted high school GPA across semesters.
Hours to decimal calculator
Convert hours and minutes to decimal hours for payroll, billing, and timesheets—e.g. 8:30 → 8.5.
Linear regression calculator
Free linear regression calculator: enter x,y data points → least-squares line, equation, and R-squared.
LSAC GPA calculator
Free LSAC GPA calculator for J.D. applicants: enter undergraduate courses on the official 4.33 CAS scale (A+ = 4.33) and estimate your law-school GPA.
Percent error calculator
Free percent error calculator: enter experimental and theoretical values → absolute error and percent error for lab and homework.
Racine carrée calculator
Free racine carrée (square root) calculator: enter any non-negative number for √x as a decimal and simplified radical form (e.g. 5√2). Perfect for homework and quick checks.
RREF calculator
Free RREF calculator: enter a matrix (rows separated by lines) → reduced row echelon form and rank. Up to 8×8 for homework checks.
Weighted Grade Calculator
Compute weighted class averages from syllabus percentages.

What these math & education calculators cover

This is the academic hub for GPA, class grades, finals, AP and ACT score helpers, and selected math utilities such as RREF, percent error, and linear regression.

GPA tools cover high school, college, middle school, cumulative, and LSAC-style workflows. Grade calculators help you track weighted categories and solve for the final exam score you need.

Letter-grade explainers (such as 2.8 and 2.9 GPA guides) add admissions context and improvement paths. Use them alongside the live calculators when you want both a number and an interpretation.

Who this category is for

Students, parents, and counselors who need clear academic math:

High school and college students tracking semester or cumulative GPA
Learners planning what final exam score keeps a target letter grade
AP/ACT test-takers estimating scaled scores from practice sections
Advisors explaining GPA bands and grade-scale conversions

How to use this hub

Match the tool to your academic question:

Start with the main GPA calculator for semester and cumulative planning.
Switch to high school, college, middle school, or LSAC variants when the scale differs.
Use grade and final-grade tools for a single class syllabus.
Open 2.8/2.9 GPA guides when you need admissions context after you have a number.

Math & education FAQ

Which GPA calculator should I use?: Use the main GPA calculator for general planning. Choose high school, college, middle school, or LSAC tools when your school’s weighting or conversion rules differ.
Do these GPA results match my transcript?: They follow common 4.0-style math. Schools may weight AP/IB differently or round differently—confirm with your registrar.
Are AP score calculators official College Board tools?: No. They estimate likely score bands from practice inputs. Official scores come only from the College Board.
Can I save my work?: Many GPA and grade workspaces keep progress in your browser so you can return without creating an account.

School policies vary. Treat calculator outputs as planning helpers and verify official GPA rules with your institution.

Looking for a different topic? Start from the calculator home page to browse every category. Back to all calculators