The free grade calculator lets you punch in wrong answers one at a time and see the grade update as you go.
Your Score
72%
Passing
13 / 18 = 0.7222 × 100 = 72%
Each question is worth 5.56% of the total grade.
Getting 13 correct out of 18 questions gives you a score of 72%, which is a C-. You got 5 questions wrong.
This is a passing grade. Most schools and teachers consider 60% or above to be passing.
To move up to a C+, you would need 1 more correct answer (14 out of 18).
13 out of 18 is 72%. Divide 13 by 18 and multiply by 100.
13 out of 18 is a C- on the standard grading scale.
Yes. 13 out of 18 is 72%, which is above the typical 60% passing threshold.
72% earns a C-. It's a passing grade, but most students aim for 80% or higher.
Use the Free Test Grade Calculator to generate your own charts and grade your assignments.