What is a grade calculator?

A grade calculator is a free online tool that determines the percentage score and letter grade based on the points earned compared to the total points possible in a test, assignment, or exam.

How accurate is this grade calculator?

The calculator uses the standard grading formula: points earned divided by total points. This ensures reliable results for most school and college grading systems.

Can I calculate my final grade using this tool?

Yes. By entering your scores from assignments, quizzes, and exams, the calculator can estimate your overall grade in a course.

Does this calculator support weighted grades?

This basic calculator determines percentage grades. For courses with weighted assignments or exams, you can use the weighted grade calculator available on this site.

Is this grade calculator free to use?

Yes. The calculator is completely free and can be used by students, teachers, and educators to quickly determine grades.

Can I use this calculator on mobile devices?

Yes. The calculator works smoothly on smartphones, tablets, and desktop devices.

Weighted Grade Calculator

Weighted Grade Calculator — Scores, Categories, Drop Lowest & Target Grade

Enter each assignment with its score, total marks, and weight. Heavier items count more toward your final grade. Weights do not need to sum to 100.

Total Weight

Assignment (optional) Score Out of Weight %

Group your grades by category (Homework, Quizzes, Exams…). Each category has a weight. Enter your average score per category — the visual bar shows how each category contributes to your overall grade.

Weight Total

Category Name Avg Score % Weight % Contribution

Many courses drop your lowest score(s). Enter all your grades and choose how many to drop — the calculator automatically removes the lowest ones and recalculates your average.

How many lowest scores to drop?

Score out of (same for all)

Assignment (optional) Your Score % (auto)

Enter your completed weighted assignments and your desired final grade — the calculator tells you exactly what weighted average you need on your remaining work to hit your target.

Completed Assignments

Assignment (optional) Score Out of Weight %

Remaining Work

Remaining Weight % —

Target Final Grade %

Score Needed on Remaining

Weighted Grade

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Items

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Total Weight

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GPA Points

Weighted %

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Letter Grade

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GPA Points

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Items

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How the Weighted Grade Calculator Works

In a weighted grading system, every category such as homework assignments, quizzes, midterm exams, and final exams is assigned a percentage value. These percentages represent how much each component contributes to the overall grade of a course.

For example, homework may account for 20 percent of the grade, quizzes 20 percent, a midterm exam 25 percent, and the final exam 35 percent. Because the weight of each category differs, calculating the average requires multiplying each score by its assigned weight.

The calculator uses this grading structure to calculate the weighted average. By entering the score, the total points, and the category weight, the calculator can help determine the current grade and estimate the final grade for the semester.

This method ensures an accurate calculation of grades based on weighted averages.

Weighted Grade Calculation Formula

The standard formula used in weighted grading is:

Weighted Grade = (Score × Weight) + (Score × Weight) + (Score × Weight)

To calculate the weighted average, each percentage score is multiplied by its assigned weight. The results are then added together to determine the overall grade.

For example:

Homework: 85% × 0.20
Quizzes: 90% × 0.20
Midterm Exam: 80% × 0.25
Final Exam: 88% × 0.35

Final calculation:

85 × 0.20 + 90 × 0.20 + 80 × 0.25 + 88 × 0.35 = 85.7%

Want to see how this weighted average affects your GPA? Use our GPA calculator or college grade calculator for a full breakdown.

GPA and Course Grade Calculations

Weighted grading is closely related to GPA calculations because grades are converted into grade points. For example, on a 4.0 GPA scale, an A may equal 4.0 grade points while a B may equal 3.0 grade points.

A GPA calculator can help determine cumulative GPA by combining grades from multiple courses. Students can calculate their GPA after each semester to track their academic progress throughout their high school career.

Those who want to calculate your high school GPA or understand how grade points contribute to GPA often use a high school GPA calculator together with a grade calculator.

Frequently Asked Questions

A weighted grade calculator calculates your course grade when assignments, quizzes, and exams have different percentage weights in a grading system.

To calculate a weighted grade, multiply each score by its assigned weight and add the results together to determine the weighted average grade.

Weighted grading assigns different importance to assignments or exams, while unweighted grading treats every score equally when calculating the average.

Yes. By entering your scores and weights, the calculator can estimate your final course grade and track academic progress throughout the semester.

Yes. This calculator is completely free and works on mobile phones, tablets, and desktop devices.

Teachers and instructors can also use this calculator to quickly determine grades for assignments, quizzes, and exams.