Grade Calculator
Calculate your current grade and find out what you need on the final exam.
| Assignment | Grade | Weight (%) |
|---|---|---|
What Grade Do I Need on the Final?
| Desired Final Grade (%) | |
| Final Exam Weight (%) |
How to Use
- Enter completed assignments with their grades and weights.
- Click Calculate Current Grade.
- Enter your desired final course grade.
- Enter how much the final exam is worth.
- Click Calculate Required Final Grade.
Grading System Explained
Grading systems are used by schools, colleges, and universities to measure student performance. While grading formats can vary by country or institution, most systems rely on numeric grades, letter grades, or a combination of both.
—1. Numeric Grading System (Percentage-Based)
The numeric grading system assigns a percentage score to each assignment, test, or exam. These scores usually range from 0% to 100%.
If a test is worth 100 points and you score 82 points, your numeric grade is 82%.
Weighted Grades
Most courses use weighted grading, meaning different components contribute different percentages to your final grade.
| Component | Weight |
|---|---|
| Homework | 30% |
| Midterm Exam | 30% |
| Final Exam | 40% |
Your final grade is calculated by multiplying each score by its weight, adding them together, and dividing by the total weight.
—2. Letter Grading System
The letter grading system converts numeric percentages into letter grades. These letters provide a quick, standardized way to describe performance.
| Letter Grade | Percentage Range | Meaning |
|---|---|---|
| A+ | 97–100% | Outstanding |
| A | 93–96% | Excellent |
| A- | 90–92% | Very Strong |
| B+ | 87–89% | Above Average |
| B | 83–86% | Good |
| B- | 80–82% | Solid |
| C+ | 77–79% | Satisfactory |
| C | 73–76% | Average |
| C- | 70–72% | Below Average |
| D | 60–69% | Passing (Minimum) |
| F | Below 60% | Failing |
3. Why Letter Grades Are Used
- They simplify performance evaluation
- They standardize results across different classes
- They are commonly used for GPA calculations
- They are easy to understand internationally
4. How Final Grades Are Calculated
Final grades are calculated by combining all completed coursework with the final exam or project, based on assigned weights.
If a final exam is worth a large percentage of your grade, it can significantly increase or decrease your final result. This is why tools like “What grade do I need on the final?” calculators are so useful.
—5. International Variations
While numeric and letter grading systems are common in the United States, other countries may use:
- 10-point or 20-point scales
- First / Upper Second / Lower Second classifications
- Pass / Merit / Distinction systems
Despite these differences, most grading systems aim to measure the same thing: how well learning objectives have been met.
—Summary
Numeric grades provide precision, while letter grades provide clarity. Together, they create a grading system that is easy to calculate, interpret, and compare.