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Marks percentage calculator

Percentage from marks obtained, and the marks needed for a target.

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Quick answer

Enter the marks you got and the total. 432 out of 500 is 86.4%, and you would need 450 for 90%.

Percentage

86.40%

Marks needed for 90%
450
Marks short of the target
18

How it works

Divide your marks by the total and multiply by 100.

For several subjects, add the marks and the totals first, then divide once.

The target box tells you how many marks you need in total to reach a percentage.

The formula

  • Percentage = marks obtained รท total marks ร— 100
  • Marks needed for a target = target % รท 100 ร— total marks (rounded up)

A worked example

432 out of 500: 432 รท 500 ร— 100 = 86.4%. For 90% you need 0.9 ร— 500 = 450 marks, which is 18 more.

Common questions

How do I calculate my percentage from marks?

Divide the marks you got by the total marks and multiply by 100.

How do I find the percentage over several subjects?

Add all marks obtained, add all totals, and divide the first sum by the second.

How many marks do I need for a target percentage?

Multiply the target percentage by the total marks and divide by 100.

Does it round the result?

The percentage is shown to two decimal places. Needed marks are rounded up to a whole number.