Exam Score Calculator
Convert raw exam scores to percentage, letter grade, and GPA. Check if you passed.
Did this tool work for you?
How to use this calculator
Divide your raw score by the maximum possible marks and multiply by 100 to get your percentage. The weighted contribution is your percentage multiplied by the exam weight in the final grade.
- 1
Enter the marks you scored and the total possible marks for the exam.
- 2
Set the passing marks threshold and the exam weight in your final grade.
- 3
Read your percentage, letter grade, GPA, and whether you passed.
Frequently asked questions
How is the percentage calculated?
Marks scored divided by total marks, times 100, shown to two decimals. Scores are not capped, so entering more marks than the total gives a percentage above 100. A total of 0, which is also what an emptied box becomes, is treated as 1, which inflates the result, so always enter the real maximum.
Which letter scale does the tool use?
A+ at 95 and above, A 90, A− 85, B+ 80, B 75, B− 70, C+ 65, C 60, C− 55, D 50, and F below 50. These are the tool’s own cut-offs, applied to the percentage. Your school or exam board may draw the lines elsewhere.
Why can I get a Pass and an F at the same time?
Pass or Fail compares your raw marks with the passing marks you entered, while the letter comes only from the percentage. With 38 out of 80 and 32 passing marks, the tool shows 47.50%, an F and a Pass. The two use different thresholds, so enter your real passing mark.
Is the passing mark a percentage or marks?
Marks, in the same units as the marks scored. If the pass mark is 40% of a 60-mark paper, enter 24. A score exactly equal to the passing marks counts as a Pass, and the margin row then reads 0.
What is the weighted contribution?
Your percentage multiplied by the exam weight divided by 100. A 76.67% on an exam worth 40% contributes 30.67 points to the final grade. Add the contributions from every assessment to reach a final total; the tool does not rescale them if your weights do not add to 100.
What does a weight of 0 do?
It is respected: the contribution shows 0.00%. Clearing the box gives the same result, because an emptied number box becomes 0. The starting value of 100 is the right setting for a single exam that is the whole grade.
Which GPA values does it show?
The GPA comes from the letter: A+ and A both 4.0, A− 3.7, B+ 3.3, B 3.0, B− 2.7, C+ 2.3, C 2.0, C− 1.7, D 1.0, F 0.0. It is a per-exam figure, not a cumulative GPA.
Exam score calculator — percentage, letter, GPA and pass or fail
Marks to percentage, letter and GPA
Enter the marks you scored, the total available, the passing marks and the exam’s weight in the final grade. The tool turns the marks into a percentage, assigns a letter with its own eleven-step scale, looks up a grade-point value for that letter, and compares your raw marks with the pass mark. It also reports how many marks you are above or below the pass line, and how many points the exam adds to the course grade.
Worked examples
The default 75 out of 100 gives 75.00%, a B, GPA 3.0, a Pass with 35 marks to spare, and a contribution of 75.00% because the weight is 100. On a 60-mark paper with 24 passing marks and a 40% weight, 46 marks give 76.67%, a B, a Pass by 22 marks and a contribution of 30.67%. Scoring 89 out of 100 on an exam weighted 30% gives 89.00%, an A− with GPA 3.7, and a contribution of 26.70%. Finally, 38 out of 80 with 32 passing marks gives 47.50%, an F and a Pass, because the two checks are independent.
Letter scale and grade points
The table lists every band the tool applies to the percentage. Note that A+ and A share a grade-point value of 4.0, so the GPA does not distinguish them, and that the lowest passing band is D from 50 percent. Percentages are compared against the cut-offs exactly: 94.99 is an A, 95 is an A+.
| Percentage | Letter | GPA |
|---|---|---|
| 95 and above | A+ | 4.0 |
| 90 to below 95 | A | 4.0 |
| 85 to below 90 | A− | 3.7 |
| 80 to below 85 | B+ | 3.3 |
| 75 to below 80 | B | 3.0 |
| 70 to below 75 | B− | 2.7 |
| 65 to below 70 | C+ | 2.3 |
| 60 to below 65 | C | 2.0 |
| 55 to below 60 | C− | 1.7 |
| 50 to below 55 | D | 1.0 |
| Below 50 | F | 0.0 |
Using weight to plan the rest of the course
The weighted contribution is in points of the final grade, so you can add several exams together. If a midterm contributes 26.70 and a final worth 40% is still to come, you need the final’s contribution to bring the total to your target. This tool only converts one exam at a time, so for the sum or a required-score calculation, pair it with a weighted-grade calculator. When an exam is marked out of a different total than the course uses, convert it here first: the percentage is what carries across, not the raw marks, and the weight then says how many course points that percentage is worth.
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