1 out of 21 as a Percentage
1 out of 21 is 4.76%, which is a letter grade of F.
Percentage
4.76%
Letter Grade
F
Wrong Answers
20
Simplified
1/21
Understanding the Calculation
To convert 1 out of 21 into a percentage, divide the correct answers (1) by the total questions (21) and multiply by 100:
(1 ÷ 21) × 100 = 4.76%
With 1 correct answers out of 21, you got 20 wrong. The fraction 1/21 simplifies to 1/21. On the standard grading scale, 4.76% corresponds to a F.