Free to Use

Grade Calculator

Calculate your GPA, weighted grades, semester grades, and predict academic performance with our comprehensive grade calculator tools

Basic Grade Calculator

Calculate your average grade from multiple assignments, tests, or courses.

Average Grade
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Overall percentage
Letter Grade
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Standard scale
Total Points
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Points earned

Weighted Grade Calculator

Calculate grades with different weights for assignments, tests, projects, and participation.

Weighted Average
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Final grade
Letter Grade
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Standard scale
Total Weight
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Should equal 100%

GPA Calculator

Calculate your semester or cumulative GPA using the standard 4.0 scale.

Semester GPA
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4.0 scale
Total Credits
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Credit hours
Quality Points
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GPA × Credits

Grade Prediction Calculator

Calculate what grade you need on future assignments to achieve your target grade.

Required Grade
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On remaining work
Feasibility
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Achievement status
Letter Grade
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Target result

Grade Calculator Features

📊
Multiple Calculation Types
Basic grades, weighted grades, GPA calculation, and grade prediction in one tool
⚡
Instant Results
Real-time calculations with detailed breakdowns and explanations
🎯
Goal-Oriented
Predict what grades you need to achieve your target academic goals
📱
Mobile Friendly
Use on any device - perfect for students on the go
🔒
Privacy First
All calculations are done locally - your grades stay private
💯
Accurate Formulas
Uses standard academic grading formulas and GPA scales

Understanding Grading Systems

📚
Percentage Grading
The most common system where grades are expressed as percentages (0-100%). Used for individual assignments and overall course grades.
🔤
Letter Grading
Traditional A-F scale where: A (90-100%), B (80-89%), C (70-79%), D (60-69%), F (below 60%). Some schools use + and - modifiers.
📈
GPA (4.0 Scale)
Grade Point Average on a 4.0 scale: A=4.0, B=3.0, C=2.0, D=1.0, F=0.0. Used for semester and cumulative academic performance.
⚖️
Weighted Grading
Different categories have different importance (weights). For example: Tests 40%, Homework 30%, Projects 20%, Participation 10%.

How to Use the Grade Calculator

Basic Grade Calculator

Step 1: Enter the name of each assignment or test

Step 2: Input the grade received (as percentage or points)

Step 3: Add maximum points if using point-based grading

Step 4: Click "Add Another Grade" for multiple entries

Step 5: Click "Calculate Average" to see your overall grade

Weighted Grade Calculator

Step 1: Enter each grade category (Tests, Homework, etc.)

Step 2: Input your current grade in each category

Step 3: Set the weight percentage for each category

Step 4: Ensure all weights add up to 100%

Step 5: Calculate to see your weighted average

GPA Calculator

Step 1: List all your courses for the semester

Step 2: Select the letter grade received in each course

Step 3: Enter the credit hours for each course

Step 4: Click "Calculate GPA" to see your semester GPA

Note: Quality Points = Grade Points × Credit Hours

Grade Prediction Calculator

Step 1: Enter your current grade percentage

Step 2: Input how much of the course is complete (current weight)

Step 3: Set your target grade for the course

Step 4: The calculator shows what grade you need on remaining work

Grade Calculation Formulas

Basic Average Grade

Average = (Grade₁ + Grade₂ + ... + Gradeₙ) ÷ Number of Grades

Example: Grades of 85%, 92%, 78% → Average = (85 + 92 + 78) ÷ 3 = 85%

Weighted Grade

Weighted Grade = Σ(Grade × Weight) ÷ Total Weight

Example: Tests 85% (40%), Homework 92% (35%), Projects 78% (25%)

Weighted Grade = (85×0.40) + (92×0.35) + (78×0.25) = 34 + 32.2 + 19.5 = 85.7%

GPA Calculation

GPA = Total Quality Points ÷ Total Credit Hours
Quality Points = Grade Points × Credit Hours

Example: Course A: A (4.0) × 3 credits = 12 quality points

Course B: B (3.0) × 4 credits = 12 quality points → GPA = 24 ÷ 7 = 3.43

Required Grade Prediction

Required Grade = (Target - Current×Current Weight) ÷ Remaining Weight

Example: Current 78% (60% complete), Target 85%

Required = (85 - 78×0.60) ÷ 0.40 = (85 - 46.8) ÷ 0.40 = 95.5%

Academic Success Tips

Regular Monitoring

Check your grades frequently to stay on track. Early awareness of low grades allows time for improvement.

Understand Weights

Know how much each assignment type contributes to your final grade. Focus more effort on heavily weighted items.

Set Realistic Goals

Use the grade prediction calculator to set achievable targets and plan your study time accordingly.

Talk to Teachers

If you're struggling to reach your target grade, discuss extra credit opportunities or study strategies with your instructor.

GPA Management

Balance challenging courses with manageable ones. Consider how each course's credit hours affect your overall GPA.

Document Everything

Keep track of all your grades and use this calculator regularly to monitor your academic progress.

Frequently Asked Questions (FAQ)

How accurate is the grade calculator?
Our grade calculator uses standard academic formulas and is highly accurate for grade calculations. However, always verify with your school's specific grading policies, as some institutions may have unique grading scales or rounding rules.
What's the difference between weighted and unweighted grades?
Unweighted grades treat all assignments equally, while weighted grades give different importance (weights) to different categories. For example, tests might count for 40% while homework counts for 20% of your final grade.
How is GPA calculated?
GPA is calculated by multiplying each course's grade points by its credit hours to get quality points, then dividing total quality points by total credit hours. The standard scale is: A=4.0, B=3.0, C=2.0, D=1.0, F=0.0.
Can I calculate my cumulative GPA?
This calculator shows semester GPA. For cumulative GPA, you'd need to include all semesters' quality points and credit hours. Add courses from all semesters to get an approximate cumulative GPA.
What if the required grade shows over 100%?
If the grade prediction calculator shows you need over 100%, it means your target grade is mathematically impossible with your current standing. Consider adjusting your target or exploring extra credit options.
How do + and - grades affect GPA?
Plus and minus grades typically adjust by 0.3 points: A- = 3.7, B+ = 3.3, B- = 2.7, etc. However, some schools don't use A+ (4.3) and keep A+ = 4.0. Check your school's policy.
Should I include failed or withdrawn courses?
Include failed courses (F = 0.0) as they affect your GPA. Withdrawn courses (W) typically don't affect GPA but may have academic standing implications. Retaken courses follow your school's replacement policy.
Can I use this for different grading scales?
The calculator uses standard percentage and 4.0 scales. For different scales (like 5.0 or 12.0), you'd need to convert grades first. Some schools use different percentage cutoffs for letter grades.
How often should I check my grades?
Check your grades weekly and use this calculator whenever you receive new grades. Regular monitoring helps you stay on track and identify when you need to focus more effort on specific subjects.
Is my grade information stored or saved?
No, all calculations are performed locally in your browser. We don't store, save, or transmit any of your grade information. Your academic data remains completely private and secure.

About This Grade Calculator

Our comprehensive grade calculator is designed to help students, teachers, and parents accurately track and predict academic performance. Whether you're a high school student monitoring your semester grades, a college student calculating your GPA, or a teacher helping students understand their standing, this tool provides all the functionality you need.

Why Choose Our Grade Calculator?

  • Multiple Calculation Types: Basic grades, weighted grades, GPA, and grade prediction all in one tool
  • Educational Focus: Detailed explanations help you understand how grades are calculated
  • User-Friendly Design: Intuitive interface that's easy to use on any device
  • Accurate Formulas: Uses standard academic formulas recognized by educational institutions
  • Privacy Protection: All calculations are done locally - your grades stay private
  • Free Forever: No registration, no fees, no limitations - completely free to use

This calculator is perfect for planning your academic success, understanding grade requirements, and making informed decisions about your studies. Use it regularly to stay on top of your academic performance and achieve your educational goals.

Academic Disclaimer: While this calculator uses standard academic formulas, always verify results with your school's official grading policies. Some institutions may have specific rounding rules, grade scales, or calculation methods that differ from standard practices. This tool is for planning and estimation purposes.