Test Score Calculator
Percentage and letter grade from marks out of a total.
Score
84%
Grade B
Marks
42 / 50
Letter grade
B
Marks lost
8
ShowHide the working
- 1Score = 42 ÷ 50 × 100 = 84%
Formula
score % = marks earned ÷ marks available × 100How it works
Converts a raw mark into a percentage and letter grade.
Example
42 out of 50 is 84%, a B.
About the Test Score Calculator
Percentage and letter grade from marks out of a total. It sits in the Education & Grades section of NWS Calc, a free collection of calculators that run entirely in your browser. There is no signup, no paywall and no tracking — open the page, enter your numbers, get an answer.
Frequently asked questions
- Is the Test Score Calculator free to use?
- Yes. Every calculator on NWS Calc is completely free, with no signup, no usage limits and no ads.
- Does my data leave my device?
- No. The Test Score Calculator runs entirely in your browser using JavaScript. Nothing you type is uploaded, logged or stored on a server.
- Can I use the Test Score Calculator on my phone?
- Yes. The page is fully responsive and works in any modern mobile or desktop browser — there is nothing to install.
- What else is in Education & Grades?
- GPA, CGPA, weighted grades and the score you need on the final. You can browse the full Education & Grades category for related calculators.