Marks Needed Calculator
See how many marks you need in the papers you still have to sit to reach the overall percentage you're aiming for.
In the papers you've already taken.
Marks needed in the remaining papers
415 of 450 (92.2%)
- Percentage so far
- 80%
- Best overall percentage possible
- 88.18%
You need 415 of the remaining 450 marks (92.2%) to finish on 85%.
How it's worked out
- Marks needed overall
85% of 1,100, rounded up935 - Still to score
935 − 520415
The formula
Marks needed = target % × all papers' total − marks so far
Worked example
With 520 of 650 marks so far and 450 marks of papers left, 85% of 1,100 is 935. You need 935 − 520 = 415 of the remaining 450, which is 92.2%.
Questions people ask
How many marks do I need for 85%?
Take 85% of the total marks of all papers, rounded up, and subtract what you've already scored. That's what you need from the rest.
What if I can't reach my target?
The calculator shows the best overall percentage possible with full marks in the remaining papers.
About this calculator
Formula and rules last checked 25 October 2026Written and tested by the CalculatorDex teamReport a problem