Grade Percentage Calculator Formula
Understand the math behind the grade percentage calculator. Each variable explained with a worked example.
Formulas Used
Grade Percentage
percentage = points_earned / points_possible * 100Points Missed
points_missed = points_possible - points_earnedDecimal Fraction
fraction = points_earned / points_possibleVariables
| Variable | Description | Default |
|---|---|---|
points_earned | Points Earned | 87 |
points_possible | Total Points Possible | 100 |
How It Works
How to Calculate Grade Percentage
Formula
Percentage = (Points Earned / Total Points Possible) x 100
Worked Example
87 points earned on a 100-point assignment.
points_earned = 87points_possible = 100
- 01Percentage: 87 / 100 x 100 = 87.0%
- 02Points missed: 100 - 87 = 13
Ready to run the numbers?
Open Grade Percentage Calculator