How to calculate 11 out of 13
11 ÷ 13 × 100 = 84.62%
Divide the number right by the total and multiply by 100. Teachers usually round to the nearest whole percent, so11/13 is recorded as 85% — a B on the standard 90/80/70/60 scale and a B on a plus/minus scale. Each question is worth 7.69%, so 2 wrongcost 15.38 points.
Nearby scores out of 13
- 9/13 is 69.23% (D+)
- 10/13 is 76.92% (C+)
- 12/13 is 92.31% (A−)
- 13/13 is 100% (A)
11 out of nearby totals
- 11 out of 11 is 100% (A)
- 11 out of 12 is 91.67% (A−)
- 11 out of 14 is 78.57% (C+)
- 11 out of 15 is 73.33% (C)
Grade a whole test of 13
See the full grading chart for 13 questions for every score out of 13, or open the Easy Grader with 13 questions to mark each paper, add half points and use your own scale.