How to calculate 18 out of 23
18 ÷ 23 × 100 = 78.26%
Divide the number right by the total and multiply by 100. Teachers usually round to the nearest whole percent, so18/23 is recorded as 78% — a C on the standard 90/80/70/60 scale and a C+ on a plus/minus scale. Each question is worth 4.35%, so 5 wrongcost 21.74 points.
Nearby scores out of 23
- 16/23 is 69.57% (C−)
- 17/23 is 73.91% (C)
- 19/23 is 82.61% (B)
- 20/23 is 86.96% (B+)
18 out of nearby totals
- 18 out of 21 is 85.71% (B)
- 18 out of 22 is 81.82% (B−)
- 18 out of 24 is 75% (C)
- 18 out of 25 is 72% (C−)
Grade a whole test of 23
See the full grading chart for 23 questions for every score out of 23, or open the Easy Grader with 23 questions to mark each paper, add half points and use your own scale.