Weighted Grade Calculator
Calculate weighted final course grades based on assignments and exams.
GCD & LCM Calculator
About Weighted Grade Calculator
The Multi-Category Weighted Grade Calculator computes overall class grades across custom weighted syllabus categories (e.g. Homework 20%, Quizzes 15%, Midterm 25%, Labs 15%, Final Exam 25%) with drop-lowest-score and extra credit support.
How to Use Weighted Grade Calculator
Step 1
Enter assignment category names, percentage weights, and your scores.
Step 2
Click "+ Add Category" or "+ Add Assignment".
Step 3
Review computed category averages and overall weighted course grade.
Step 4
Click "Copy Grade Report".
Practical Use Cases for Weighted Grade Calculator
College Course Syllabus Grade Calculation
Track multiple graded assignments within weighted categories according to your professor's syllabus weighting breakdown.
Drop Lowest Quiz / Assignment Grading
Automatically drop your lowest quiz or homework score within a category before computing weighted grade averages.
Input & Output Examples
Calculating Weighted Class Grade Across 4 Categories
Homework: 95% (20%), Quizzes: 82% (20%), Midterm: 88% (30%), Final: 91% (30%)
Weighted Final Grade: 89.10% | Letter Grade: B+ (3.3 GPA) | Weight Total: 100%
Key Features & Performance
- ✓Add unlimited grading categories with custom percentage weights.
- ✓Add multiple assignment scores per category with optional "Drop Lowest Score" rules.
- ✓Supports Extra Credit points and weight total validation (alerts if weights do not sum to 100%).
- ✓100% Client-Side memory execution.
- ✓1-Click Export weighted syllabus grade breakdown.
Key Terminology & Definitions
Weighted Average Formula
$\\text{Final Grade} = \\frac{\\sum (\\text{Category Score}_i \\times \\text{Weight}_i)}{\\sum \\text{Weight}_i}$.
Drop Lowest Score
An academic policy where a student's lowest test or quiz score is excluded from the category average calculation.