12 out of 21 as a Percentage
12 out of 21 is 57.14%, which is a letter grade of F.
Percentage
57.14%
Letter Grade
F
Wrong Answers
9
Simplified
4/7
Understanding the Calculation
To convert 12 out of 21 into a percentage, divide the correct answers (12) by the total questions (21) and multiply by 100:
(12 ÷ 21) × 100 = 57.14%
With 12 correct answers out of 21, you got 9 wrong. The fraction 12/21 simplifies to 4/7. On the standard grading scale, 57.14% corresponds to a F.