12 out of 30 as a Percentage
12 out of 30 is 40.00%, which is a letter grade of F.
Percentage
40.00%
Letter Grade
F
Wrong Answers
18
Simplified
2/5
Understanding the Calculation
To convert 12 out of 30 into a percentage, divide the correct answers (12) by the total questions (30) and multiply by 100:
(12 ÷ 30) × 100 = 40.00%
With 12 correct answers out of 30, you got 18 wrong. The fraction 12/30 simplifies to 2/5. On the standard grading scale, 40.00% corresponds to a F.