Percentage to Letter Grade Converter
Enter a percentage to instantly see the corresponding letter grade on the standard US grading scale. Supports A through F with plus and minus variants.
Letter Grade
Enter values to calculate
How to Use the Letter Grade Converter
1
Enter your percentage score.
2
Click Convert.
3
View the corresponding letter grade.
Frequently Asked Questions
What is the standard grading scale?
A: 90-100%, B: 80-89%, C: 70-79%, D: 60-69%, F: below 60%. Plus/minus variants subdivide further.
Do all schools use the same scale?
No — scales vary by institution and country. This tool uses the common US scale.
How do letter grades convert to GPA?
A = 4.0, B = 3.0, C = 2.0, D = 1.0, F = 0.0. Use the GPA calculator for cumulative calculations.