Calculate your grade based on questions and wrong answers
⚙️ Configure Your Grade Table
📌 Quick Example
25 question test, 3 wrong: Score = 88% (B+)
🎨 Customize Grading Scale
Set minimum percentage for each grade
📋 Complete Grading Chart
Showing 0 rows| # Wrong | # Correct | Percentage | Grade |
|---|
📖 How to Use This Tool
🎓 For Students
- Enter total questions
- Add how many wrong
- See your grade instantly
- View full grading chart
👩🏫 For Teachers
- Generate grading tables
- Customize grade scale
- Export to PDF or CSV
- Share with students
What Is an Easy Grade Calculator?
An easy grade calculator is an online grading tool that converts a raw score or points earned into an exact percentage and letter grade. It is commonly referred as Ez Grader. It applies 10 point grading scale to produce accurate results for common formats such as x out of 10, 20, 25, 50, 60 and 100. Easy Grade Calculator is drafted for academic grading, helping students and teachers quickly understand exam performance without errors or guesswork.
How the EZ Grader Works: Formula and Process
The grade calculator applies a single formula:
Percentage = raw score ÷ Total score × 100
The ez grader converts the percentage into a letter grade based on a standard grading scale.
Standard 10-Point Grading Scale
This calculator uses the commonly accepted US 10 point grading scale.
| Percentage Range | Letter Grade |
|---|---|
| 90–100% | A |
| 80–89% | B |
| 70–79% | C |
| 60–69% | D |
| Below 60% | F |
Conversion Example
Score: 38 out of 45 = 84.44% (B)
How to Use the Easy Grade Calculator (Test Percentage and Letter Grade)
The Easy Grade Calculator functions as a test grade calculator for any quiz, test or class assessment. Its objective is very simple: take a single raw score and convert it into an exact percentage grade and corresponding letter grade using a standard grading scale. This makes score explanation understandable and removes manual calculation bugs.
Method 1: Points Earned Entry
Use this method when you know your total and earned points.
Step 1: Enter total points
Step 2: Enter points earned
Step 3: View instant results
Example: Points Earned Score: 42 out of 50→ 84% (B)
Method 2: Wrong Answers Entry
Use this method when your results are based on total questions and mistakes.
Step 1: Enter total questions
Step 2: Enter wrong answers
Step 3: Calculator shows results with full grading table
Example: Wrong Answers:50 questions, 8 wrong → 84% (B)
Common X Out of Y Grade Conversions (Examples)
- Score: 27 out of 30 → 90% (A)
- Score: 18 out of 20 → 90% (A)
- Score: 43 out of 50 → 86% (B)
- Score: 68 out of 80 → 85% (B)
- Score: 14 out of 20 → 70% (C)
- Score: 21 out of 35→ 60% (D)
- Score: 11 out of 25 → 44% (F)
- Score: 9 out of 10 → 90% (A)
Grade Calculator by Points (Score-Based Calculation)
A grade calculator by points is useful in classrooms that evaluate academic performance using a point based grading system. In this model, each assignment score and exam point total contributes to an overall numeric result based on accumulated points.
The calculator works by dividing points earned by total available points to determine a score ratio. That ratio is converted into a percentage which is then aligned with the grading scale for final grade determination.
Step-by-step:
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Enter total points possible for the quiz, test or assignment.
-
Input the points earned.
-
The system calculates the percentage from the point ratio.
-
By using standard 10 point grading scale it allots a letter grade.
Instructors often rely on this method for project grading and structured assessment systems where every point counts toward academic performance. By converting raw point totals into standardized percentage results the calculator maintains stability within the broader academic scoring system.
Using the Easy Grader Calculator for Teachers: Classroom Efficiency
Batch Grading Example
A teacher has 30 students who took a 40-point quiz. Instead of calculating each percentage manually:
- Enter total points: 40
- For each student, enter points earned
- The easy grader calculator online instantly displays the percentage and letter grade
Time saver: If you have to calculate grade for 30 student it might take 15 to 20 minutes. An automatic easy grade math calculator can do the same process in under 2 minutes.
Quick Reference: Common X Out of Y Conversions
| Score | Percentage | Letter Grade (Standard Scale) |
|---|---|---|
| 10 out of 10 | 100% | A |
| 9 out of 10 | 90% | A |
| 8 out of 10 | 80% | B |
| 15 out of 20 | 75% | C |
| 18 out of 20 | 90% | A |
| 20 out of 25 | 80% | B |
| 23 out of 25 | 92% | A |
| 25 out of 30 | 83.33% | B |
| 27 out of 30 | 90% | A |
| 40 out of 50 | 80% | B |
| 45 out of 50 | 90% | A |
| 70 out of 100 | 70% | C |
| 85 out of 100 | 85% | B |
| 90 out of 100 | 90% | A |
Related Calculators:
Explore Our Grade Conversion Guides
Frequently Asked Questions:
Q: What grade is 17 out of 20?
85% (B)
Q:I missed 3 questions out of 25.What grade is it?
88% (B)
Q:What grade is 78 out of 95?
82.11% (B)
Q:What grade is 44 out of 60?
73.33% (C)