🔢 EZ Grader: Quick Grade Calculator for Teachers 2026
How to Use This Tool
- Enter points earned - The student's score on the assignment or test
- Enter total points - The maximum possible points (e.g., 100, 50, 20)
- Click Grade - Instantly see percentage and letter grade
Quick Grade Calculator
💡 Keyboard shortcuts: W = wrong +1, R = reset
Understanding the Grading System
Grading is a fundamental part of education that measures student achievement and provides feedback. Understanding how grading scales work helps teachers efficiently evaluate student performance and helps students understand where they stand academically.
Percentage-Based Grading: The most common method calculates the percentage of points earned out of total points. This gives a clear, objective measure of performance. A score of 85% means the student achieved 85 out of every 100 possible points.
Letter Grade Scales: Percentages are often converted to letter grades using standard scales. The traditional scale uses A (90-100%), B (80-89%), C (70-79%), D (60-69%), and F (below 60%). Many schools now use plus/minus variations for more precise evaluation.
Weighted Grading: In weighted systems, different categories (homework, tests, projects, participation) have different weights in the final grade. This allows teachers to emphasize important assessments appropriately.
Standard Grading Scale Reference
| Percentage | Letter Grade | GPA Points | Description |
|---|---|---|---|
| 97-100% | A+ | 4.0 | Exceptional |
| 93-96% | A | 4.0 | Excellent |
| 90-92% | A- | 3.7 | Very Good |
| 87-89% | B+ | 3.3 | Above Average |
| 83-86% | B | 3.0 | Good |
| 80-82% | B- | 2.7 | Above Average |
| 77-79% | C+ | 2.3 | Average |
| 73-76% | C | 2.0 | Average |
| 70-72% | C- | 1.7 | Below Average |
| 67-69% | D+ | 1.3 | Poor |
| 63-66% | D | 1.0 | Poor |
| 60-62% | D- | 0.7 | Minimal Passing |
| Below 60% | F | 0.0 | Failing |
Frequently Asked Questions
What is an EZ Grader?
An EZ Grader is a simple tool that calculates percentage scores and letter grades from points earned versus total points. Teachers use it for quick grade calculations.
How do I calculate percentage from points?
Percentage = (Points Earned ÷ Total Points) × 100. For example, 45 out of 50 is (45/50) × 100 = 90%.
What is the standard grading scale?
The standard scale is: A (90-100%), B (80-89%), C (70-79%), D (60-69%), F (below 60%). Some schools use +/- variations.
Can I use EZ Grader for any test?
Yes! EZ Grader works for any point-based assessment - tests, quizzes, homework, projects, essays, and more.
How do I grade on a curve?
Use our Grade Curve Calculator to adjust scores. Common methods include adding points to all scores or using square root curves.