Grade Calculator
Calculate your overall percentage and letter grade from a list of assignment scores, each entered as points earned out of points possible.
Inputs
Enter each assignment as score/max, separated by commas
Result
Fill in the fields to see your result.
Formula
Each assignment's earned points and possible points are summed across the whole list, then the overall percentage is the total points earned divided by the total points possible. The letter grade is assigned from a standard 90/80/70/60 scale.
percentage = Σscore / Σmax × 100Step-by-step
- 1
List your scores
Enter each assignment as score/max (e.g. 85/100), separated by commas.
- 2
Include every graded item
Add quizzes, tests, homework, or any other assignment you want counted toward the total.
- 3
Read your overall grade
See your overall percentage, letter grade, and total points earned out of total points possible.
Examples
Three assignments
- scores
- 85/100, 90/100, 78/100
84.33% overall (253/300 points), letter grade B
Mixed-scale assignments
- scores
- 45/50, 18/20, 95/100
92.94% overall (158/170 points), letter grade A