Grade Calculator

Calculate your overall grade in a course based on individual assignment scores and weights.

Calculate Your Overall Grade

Common Grade Scenarios

Click on these links to see instant calculations with common values:

Understanding Grade Calculation

This calculator helps you determine your overall grade in a course by taking into account the scores you've received on individual assignments and their respective weights. This is particularly useful for courses that use a weighted grading system.

Formula for Weighted Average

Overall Grade = (Σ (Score × Weight)) / (Σ Weight)

Where:

  • Score: Your percentage score for an assignment or category.
  • Weight: The percentage that the assignment or category contributes to your overall grade.
  • Σ: Summation (meaning you add up the results for all assignments).

Key Concepts

  • Weighted Average: A type of average where some data points contribute more than others to the final average.
  • Assignment Categories: Courses often divide grades into categories like homework, quizzes, midterms, and final exams, each with a specific weight.

Frequently Asked Questions

What if my scores are not percentages?

If your scores are not percentages (e.g., points out of a total), you can enter them as such and also provide the maximum possible score for that assignment. The calculator will convert them to percentages internally.

Do the weights need to add up to 100%?

Ideally, yes. If the weights do not add up to 100%, the calculator will normalize them to ensure an accurate overall grade calculation.

See Also