4 out of 21 as a Percentage
4 out of 21 is 19.05%, which is a letter grade of F.
Percentage
19.05%
Letter Grade
F
Wrong Answers
17
Simplified
4/21
Understanding the Calculation
To convert 4 out of 21 into a percentage, divide the correct answers (4) by the total questions (21) and multiply by 100:
(4 ÷ 21) × 100 = 19.05%
With 4 correct answers out of 21, you got 17 wrong. The fraction 4/21 simplifies to 4/21. On the standard grading scale, 19.05% corresponds to a F.