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Grade Calculator

Weighted average & letter grade

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Final Grade
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0%

Score × Weight for each subject, summed and divided by total weight.

Grade Calculator

Our free Grade Calculator helps students quickly calculate their percentage, marks, and estimated grade based on the marks they have scored. Enter your obtained marks and total marks to find your percentage and understand your overall academic performance.

What is a Grade Calculator?

A Grade Calculator is an online tool used to determine a student's percentage and grade from their obtained marks. It can be useful for school students, college students, and anyone who wants to quickly evaluate their test, exam, or assignment performance.

How to Calculate Your Grade?

To calculate your percentage, divide the marks obtained by the total marks and multiply the result by 100.

Percentage = (Marks Obtained ÷ Total Marks) × 100

For example, if you score 420 marks out of 500:

Percentage = (420 ÷ 500) × 100
Percentage = 84%

Your percentage is therefore 84%. The corresponding grade may depend on the grading system used by your school, college, university, or examination board.

How to Use the Grade Calculator?

  1. Enter the marks you obtained.
  2. Enter the total possible marks.
  3. Click the Calculate button.
  4. The calculator will calculate your percentage.
  5. View your estimated grade based on the selected grading scale.

Grade Calculator Example

Suppose a student scores the following marks:

  • Mathematics: 85 out of 100
  • Science: 78 out of 100
  • English: 90 out of 100
  • Computer: 88 out of 100
  • Social Science: 79 out of 100

The total marks obtained are 420 out of 500. Therefore:

Percentage = (420 ÷ 500) × 100 = 84%

The final grade will depend on the grading scale selected by your educational institution.

Common Grading Scale

Different schools, colleges, and examination boards may use different grading systems. A commonly used percentage-based grading scale may look like this:

Percentage Grade
90% - 100% A+
80% - 89% A
70% - 79% B
60% - 69% C
50% - 59% D
Below 50% F

This is only an example grading scale. Actual grade boundaries can differ depending on the school, university, examination board, or grading system being used.

Benefits of Using a Grade Calculator

  • Calculate your percentage quickly.
  • Estimate your grade based on your marks.
  • Useful for exams, tests, assignments, and coursework.
  • Helps students track their academic performance.
  • Simple and easy to use on mobile and desktop devices.
  • Reduces the need for manual calculations.

Frequently Asked Questions

How is a grade calculated?

A grade is generally determined by comparing your obtained marks with the total possible marks and then applying the grading scale used by your institution.

How do I calculate my percentage?

Divide your obtained marks by the total marks and multiply the result by 100. For example, 450 out of 500 gives a percentage of 90%.

Can I calculate grades for multiple subjects?

Yes. If your calculator supports multiple subjects, you can enter the marks for each subject to calculate your total marks and overall percentage.

Does every school use the same grading scale?

No. Grading scales can vary between schools, colleges, universities, and examination boards. Always check the grading criteria applicable to your course or institution.

Is the Grade Calculator free to use?

Yes, you can use this Grade Calculator to calculate your percentage and estimate your grade quickly without performing the calculations manually.

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