10 out of 21 as a Percentage
10 out of 21 is 47.62%, which is a letter grade of F.
Percentage
47.62%
Letter Grade
F
Wrong Answers
11
Simplified
10/21
Understanding the Calculation
To convert 10 out of 21 into a percentage, divide the correct answers (10) by the total questions (21) and multiply by 100:
(10 ÷ 21) × 100 = 47.62%
With 10 correct answers out of 21, you got 11 wrong. The fraction 10/21 simplifies to 10/21. On the standard grading scale, 47.62% corresponds to a F.