18 out of 40 as a Percentage
18 out of 40 is 45.00%, which is a letter grade of F.
Percentage
45.00%
Letter Grade
F
Wrong Answers
22
Simplified
9/20
Understanding the Calculation
To convert 18 out of 40 into a percentage, divide the correct answers (18) by the total questions (40) and multiply by 100:
(18 ÷ 40) × 100 = 45.00%
With 18 correct answers out of 40, you got 22 wrong. The fraction 18/40 simplifies to 9/20. On the standard grading scale, 45.00% corresponds to a F.