How to calculate 25 out of 31
25 ÷ 31 × 100 = 80.65%
Divide the number right by the total and multiply by 100. Teachers usually round to the nearest whole percent, so25/31 is recorded as 81% — a B on the standard 90/80/70/60 scale and a B− on a plus/minus scale. Each question is worth 3.23%, so 6 wrongcost 19.35 points.
Nearby scores out of 31
- 23/31 is 74.19% (C)
- 24/31 is 77.42% (C+)
- 26/31 is 83.87% (B)
- 27/31 is 87.1% (B+)
25 out of nearby totals
- 25 out of 29 is 86.21% (B)
- 25 out of 30 is 83.33% (B)
- 25 out of 32 is 78.13% (C+)
- 25 out of 33 is 75.76% (C)
Grade a whole test of 31
See the full grading chart for 31 questions for every score out of 31, or open the Easy Grader with 31 questions to mark each paper, add half points and use your own scale.