High School Grades Calculator 2026
Calculate Weighted & Unweighted GPA with Course Credits
GPA Calculation Formulas
Unweighted GPA
GPA = Σ(Grade Points × Credits) ÷ Σ(Credits)
All courses weighted equally (4.0 scale)
Weighted GPA
GPA = Σ(Weighted Points × Credits) ÷ Σ(Credits)
Honors +0.5, AP/IB +1.0 bonus (5.0 scale)
Select Grade Input Type:
Enter Your Courses
Grading Scale Reference
Unweighted (4.0 Scale)
| Grade | Points | Percent |
|---|---|---|
| A / A+ | 4.0 | 93-100 |
| A- | 3.7 | 90-92 |
| B+ | 3.3 | 87-89 |
| B | 3.0 | 83-86 |
| B- | 2.7 | 80-82 |
| C+ | 2.3 | 77-79 |
| C | 2.0 | 73-76 |
| D | 1.0 | 65-72 |
| F | 0.0 | 0-64 |
Weighted (5.0 Scale)
| Grade | Regular | Honors | AP/IB |
|---|---|---|---|
| A | 4.0 | 4.5 | 5.0 |
| A- | 3.7 | 4.2 | 4.7 |
| B+ | 3.3 | 3.8 | 4.3 |
| B | 3.0 | 3.5 | 4.0 |
| B- | 2.7 | 3.2 | 3.7 |
| C+ | 2.3 | 2.8 | 3.3 |
| C | 2.0 | 2.5 | 3.0 |
| D | 1.0 | 1.5 | 2.0 |
| F | 0.0 | 0.0 | 0.0 |
Course Types Explained
Regular Courses
Standard high school classes on 4.0 scale
Honors Courses
Advanced courses with +0.5 bonus (4.5 scale)
AP / IB Courses
College-level courses with +1.0 bonus (5.0 scale)