Quirkulator

Grade & GPA Calculators

12 calculators covering credit-weighted grade arithmetic, each with its formula and worked examples.

Grade & GPA Calculators brings together 12 calculators for credit-weighted grade arithmetic, including Average Grade Calculator, Credit Hours GPA Calculator, ECTS Credit Calculator and Grade Curve Calculator.

These are separate pages rather than one tool with a mode switch because the inputs differ, the interpretation differs, and the question behind each one is different. Each page opens with the formula it uses, defines every variable, and walks the calculation through real numbers before you type anything.

All 12 pages compute in your browser: nothing you type is sent anywhere, and results update as you edit. Each one carries worked examples, interpretation bands where a score needs context, and a FAQ answering what people actually ask about that calculation.

The collection is part of Education & Grades, and every page links to the neighbouring calculations you usually need next.

12 pages in this collection

Average Grade CalculatorAverage a list of marks and see the median, the spread and what dropping the lowest does.Class Rank Percentile CalculatorConvert a class rank into a percentile, a top-percent figure and a decile.Credit Hours GPA CalculatorWork in quality points: see how credit hours drive your GPA and how many more you need at 4.0.Cumulative GPA CalculatorCombine your existing GPA and credits with a new term to get the running cumulative figure.ECTS Credit CalculatorConvert study hours to ECTS credits and see the workload a semester or year implies.Final Exam Grade Needed CalculatorFind the exact final exam score you need to finish the course at your target grade.GPA CalculatorTurn letter grades and credit hours into a credit-weighted grade point average.Grade Curve CalculatorApply a flat, top-score, square-root or mean-shift curve to a raw mark and compare all four.Pass Mark Needed CalculatorWork out the average you need across the remaining assessment to pass the module.Semester Grade CalculatorCombine category scores and their syllabus weights into one semester percentage.Test Score Percentage CalculatorConvert questions right and wrong into a percentage, a letter grade and the margin to the next band.Weighted GPA CalculatorAdd honours and AP bonus points to each course and see the weighted GPA next to the unweighted one.