Standard Grade Calculator
Calculate your overall grade percentage, letter grade, and 4.0 GPA points from assignment scores. Fast, accurate, and customized for middle school, high school, and college courses.
Grade Calculator
Calculate your grade, percentage, and 4.0 GPA instantly.
How to Calculate Your Class Grade
Calculating your overall course grade helps you understand where you stand academically and what scores you need on upcoming exams to reach your target GPA.
Overall Percentage (%) = (Sum of Points Earned ÷ Sum of Total Possible Points) × 100
Step-by-Step Example Calculation
Suppose you are enrolled in Biology and have received grades on the following four assignments:
- Lab Report 1: 45 / 50 points (90.0%)
- Quiz 1: 18 / 20 points (90.0%)
- Midterm Exam: 88 / 100 points (88.0%)
- Homework 1: 29 / 30 points (96.7%)
Grading Scale Reference Table
Standard Academic Grading Scale
Grading Scale| Letter Grade | Percentage Range | Grade Point Average (GPA) | Academic Standing |
|---|---|---|---|
| A+ | 97% – 100% | 4.0 | Honors Tier |
| A | 93% – 96% | 4.0 | Honors Tier |
| A- | 90% – 92% | 3.7 | Honors Tier |
| B+ | 87% – 89% | 3.3 | Passing with Distinction |
| B | 83% – 86% | 3.0 | Passing with Distinction |
| B- | 80% – 82% | 2.7 | Passing with Distinction |
| C+ | 77% – 79% | 2.3 | Passing with Distinction |
| C | 73% – 76% | 2.0 | Passing with Distinction |
| C- | 70% – 72% | 1.7 | Passing with Distinction |
| D+ | 67% – 69% | 1.3 | Needs Improvement |
| D | 63% – 66% | 1.0 | Needs Improvement |
| D- | 60% – 62% | 0.7 | Needs Improvement |
| F | < 60% | 0.0 | Needs Improvement |
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