Percentage Grading System

Written by Auhona Islam

Reviewed by Md. Ashakul Islam Sowad

Last Updated: 19 September 2024

A percentage grading system is one of the most common ways to measure and evaluate student performance in schools. In a percentage grading system, student performance is measured as the percentage of correct answers, assignments completed, or overall performance that is equal to or greater than the total possible score.

You can use the GPA Calculator, Grade Calculator,  and School Grade Calculator to calculate your grades or GPA based on the percentage grading system.

Percentage Range

Letter Grade

Description

90-100%

A+

Excellent

80-89%

A

Very Good

70-79%

B+

Good

60-69%

B

Satisfactory

50-59%

C+

Average

40-49%

C

Below Average

30-39%

D

Poor

0-29%

F

Fail

How to Calculate Grades by Percentage?

To calculate grades by percentage, you can utilize the Online Grade Calculator. To calculate the percentage of a grade, you need to know two values: the number of points earned by the student and the total possible points for the assignment, exam, or assessment. Here's the formula to calculate the percentage of a grade:


Percentage = (Points Earned / Total Possible Points) × 100

For example, if a student earns 17 out of 20 points on a quiz, their percentage grade is (17/20) * 100 = 85%.

What are the Pros of the percentage Grading System?

Pros of the percentage grading system:

  1. Precision: Provides precise evaluation of student performance with specific numerical values.

  2. Clarity: Easily understandable for students, parents, and educators.

  3. Flexibility: Allows for customization of grading criteria and weightage of assignments.

  4. Consistency: Offers consistency in grading across different courses and institutions.

  5. Objective: Minimizes subjectivity by focusing on quantitative assessment of student work.

What are the Cons of the Percentage  Grading System?

Cons of the percentage grading system:

  1. Lack of Standardization: Interpretation of percentages may vary between instructors and institutions.

  2. Limited Feedback: Percentages may not provide detailed feedback on areas for improvement.

  3. Pressure for High Scores: Students may feel pressured to achieve high percentage scores, leading to stress and competition.

  4. Focus on Quantitative Rather Than Qualitative Assessment: Emphasizes numeric values over qualitative aspects of learning.

  5. Difficulty in Comparisons: Comparing grades across different courses or institutions can be challenging due to varying grading criteria and scales.

Conclusion

In conclusion, the percentage or numerical grading scale serves as a compass for both educators and students, navigating the academic landscape with clarity and precision. By comprehending its structure and the criteria underpinning each percentage range students can gain invaluable insight into their academic journey, fostering a culture of continuous improvement and achievement.

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Frequently Asked Questions (FAQs)

What is a numerical grading scale?

A numerical grading scale is a system where student performance is assessed using numbers rather than letters or other symbols. Typically, grades are assigned based on a scale, such as 0 to 100, with higher numbers representing better performance. This scale allows for precise evaluation of student achievement and can be converted to letter grades or percentages for reporting purposes.


What is an A+ in percentage?

An A+ grade generally falls within the percentage range of 97-100%. It represents exceptional performance and mastery of the course material.


How do I calculate a final grade with percentages?

Calculating a final grade with percentages involves multiplying each grade by its weight (if applicable), summing these products, and then dividing by the total weight to determine the overall grade. For example, if you have grades of 85% and 90% with weights of 30% and 70% respectively, you would calculate (0.30 * 85) + (0.70 * 90) = Final Grade.


Is a 90 an A or B?

A 90 is commonly considered an A grade in many grading systems. However, grading scales can vary between institutions and courses, so it's important to refer to the specific grading criteria provided by your instructor or institution for clarification.