Average to Percentage Calculator
Convert an average (mean) score into a percentage. Enter the average and the maximum it is out of, and the calculator gives you the percentage with the full working.
Average to Percentage Calculator
Percentage—
Working— ÷ — × 100 = —
Enter the average (mean) score and the maximum it is out of. For example, an average of 3.5 out of 5 is 70%.
The average to percentage formula
Percentage = (Score ÷ Maximum) × 100
- Divide the score (or average) by the maximum it is out of to express it as a fraction of the whole.
- Multiply by 100 to turn that fraction into a percentage.
- The same formula works for a single score, a total of marks, or a grade-point average — anything measured against a maximum.
How to use this calculator
- Enter the average score — for example, 3.5.
- Enter the maximum it is out of — for example, 5.
- The percentage updates instantly.
Worked examples
An average score out of 5
An average rating of 3.5 out of 5. Percentage = 3.5 ÷ 5 × 100 = 70%.
Total marks out of a maximum
A student scores 42 out of 60. Percentage = 42 ÷ 60 × 100 = 70%.
Converting a GPA to a percentage
A GPA of 3.6 on a 4.0 scale. Percentage = 3.6 ÷ 4 × 100 = 90%.
A score already out of 100
A score of 85 out of 100. Percentage = 85 ÷ 100 × 100 = 85%. When the maximum is 100, the result matches the input.
A mark out of 20
A test score of 17 out of 20. Percentage = 17 ÷ 20 × 100 = 85%.
Frequently asked questions
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