Grade Calculation Formula:
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Definition: This calculator converts a numerical percentage score into a corresponding letter grade based on standard grading scales.
Purpose: It helps students, teachers, and academic professionals quickly determine letter grade equivalents for percentage scores.
The calculator uses the following standard grading scale:
Explanation: The percentage entered is compared against these ranges to determine the appropriate letter grade.
Details: Letter grades provide a standardized way to communicate academic performance across different institutions and grading systems.
Tips: Simply enter your percentage score (0-100) and click "Calculate Grade" to see the corresponding letter grade.
Q1: Are these grading scales universal?
A: While this is a common scale, some institutions may use different ranges. Always check your specific institution's grading policy.
Q2: What about plus/minus grades (A-, B+, etc.)?
A: This calculator uses basic letter grades. For plus/minus grades, additional ranges would be needed.
Q3: How are percentages calculated from raw scores?
A: Percentages are typically (points earned ÷ total possible points) × 100.
Q4: Can I use decimal percentages?
A: Yes, the calculator accepts decimal values (e.g., 89.5%).
Q5: What's the difference between percentage and letter grades?
A: Percentages show exact performance, while letter grades categorize performance into broader groups.