How to calculate 27 out of 31
27 ÷ 31 × 100 = 87.1%
Divide the number right by the total and multiply by 100. Teachers usually round to the nearest whole percent, so27/31 is recorded as 87% — 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 4 wrongcost 12.9 points.
Nearby scores out of 31
- 25/31 is 80.65% (B−)
- 26/31 is 83.87% (B)
- 28/31 is 90.32% (A−)
- 29/31 is 93.55% (A)
27 out of nearby totals
- 27 out of 29 is 93.1% (A)
- 27 out of 30 is 90% (A−)
- 27 out of 32 is 84.38% (B)
- 27 out of 33 is 81.82% (B−)
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.