Grade Calculator
How to Use the Grade Calculator
Follow these steps to calculate a grade:
- Enter the points earned on the test or assignment.
- Enter the total points possible for that activity.
- Click the calculate button.
- The calculator will determine the grade percentage and the corresponding letter grade.
This method helps students and teachers determine results quickly and avoid errors in manual calculations.
Formula Used
The formula used for calculating grades is:
Grade Percentage = (Points Earned ÷ Total Points) × 100
Where:
- Points Earned = the score obtained by the student
- Total Points = maximum points possible
The result of this formula determines the percentage grade.
Example Calculation
Example:
Points Earned = 42
Total Points = 50
Calculation:
42 ÷ 50 × 100 = 84%
Result:
84% corresponds to a B letter grade according to most grading scales.Letter Grade Scale
Below is a commonly used grading scale in many schools and colleges.
| Percentage | Letter Grade |
|---|---|
| 97–100 | A+ |
| 93–96 | A |
| 90–92 | A- |
| 87–89 | B+ |
| 83–86 | B |
| 80–82 | B- |
| 77–79 | C+ |
| 73–76 | C |
| 70–72 | C- |
| 67–69 | D+ |
| 63–66 | D |
| 60–62 | D- |
| Below 60 | F |
Want to convert your score directly? Use our letter grade calculator or grade percentage calculator for instant results.
Frequently Asked Questions
A grade calculator is an 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.
The calculator uses the standard grading formula: points earned divided by total points. This ensures reliable results for most school and college grading systems.
Yes. By entering your scores from assignments, quizzes, and exams, the calculator can estimate your overall grade in a course.
This basic calculator determines percentage grades. For courses with weighted assignments or exams, you can use a weighted grade calculator.
The calculator automatically converts the percentage score into a letter grade using a standard grading scale such as A, B, C, D, or F.
Yes. The calculator is completely free and can be used by students, teachers, and educators to quickly determine grades.
Yes. The calculator works smoothly on smartphones, tablets, and desktop devices.