Grade Curve Calculator

What it does

Use this free grade curve calculator to estimate curved grades, percentages, and letter grades instantly with a clear formula and step-by-step explanation.

Free online grade curve calculator to calculate curved grades, percentages, and letter grades instantly. Simple, fast, and accurate for students and teachers.

Use this grade curve calculator to adjust scores with bell curve grading, scaling, add-points, top-score normalization, or a target average. It stays easy in Simple Mode and more powerful in Advanced Mode. This calculator helps teachers and students test different grading curve methods, compare outcomes, and choose a practical approach without manually editing every score. This page keeps the math transparent so users can understand how each result is calculated. This grade curve calculator is designed for students, teachers, and educators who need accurate and transparent grading adjustments. All calculations follow standard academic grading methods. Note: Grading policies may vary…from gradecurvecalculator.blogspot.com

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