How to Use This Tool
- Set question count.
- Adjust missed questions.
- View percentage score.
Mathematical Formula
\text{Score} = \left( 1 - \frac{\text{Wrong}}{\text{Total}} \right) \times 100Test Preparation Tool• 100% Free & In-Browser
Test Grade Calculator & Score Chart
Calculate your test grade from total questions and missed answers with an instant grading scale chart.
Curriculum Aligned
•Standard Error Tolerance Models•Zero Storage PrivacyInteractive EZ Grader
Grade Calculator🎉 Perfect Score!
Quick Select Test Length:
1 question50100 questions
0 (100% Score)Max: 25
86.7%Score
26 of 30 Correct
Grade
B
Good Standing
GPA (4.0)
3.0
Standard Scale
Accuracy
26 / 30
4 Missed
Full Grading Chart for30Questions
Click any row to jump to that score. Table auto-scrolls to active value.
| Missed | Correct | Percentage | Grade | GPA (4.0) |
|---|
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Step-by-step arithmetic for test scoring.
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Error limits and curve policies for assessments.
Authoritative References & Academic Standards
Vetted against official government, institutional, and collegiate guidelines
.org sourceOfficial Source
Academic Grading in the United States
Wikipedia (Academic Standards Archive)
Comprehensive historical and institutional documentation of standard 10-point scales, percentage cutoffs, and GPA conversion tables.
.org sourceOfficial Source
Arithmetic Mean and Weighted Averages Overview
Khan Academy Mathematics
Educational mathematical foundations for calculating arithmetic means, category weights, and statistical dispersion.
.gov sourceOfficial Source
Uniform Public School Grading & Passing Policies
Texas Education Agency (TEA)
State education agency standards defining 70% passing cutoffs, secondary course credit minimums, and standard assessment rules.