All grade calculators
Every AIGradeCalculator tool in one place — pick whichever matches the math you're trying to do. All free, all run in your browser, no signup.
Primary calculators
EZ Grader Calculator
Total questions and wrong answers → percentage + letter grade.
Final Grade Calculator
What score you need on the final to hit your target.
Average Grade Calculator
Average any list of scores in seconds.
Letter Grade Calculator
Convert any percentage to A, B, C, D, or F.
GPA Calculator
Calculate semester or cumulative GPA on the 4.0 scale.
Conversion & utility
"X out of Y" quick answers
Common test-score conversions with the answer at the top of the page.
7 out of 10 8 out of 10 9 out of 10 12 out of 15 13 out of 15 14 out of 15 14 out of 20 15 out of 20 16 out of 20 17 out of 20 18 out of 20 19 out of 20 18 out of 25 20 out of 25 21 out of 25 22 out of 25 23 out of 25 24 out of 25 23 out of 30 24 out of 30 25 out of 30 26 out of 30 27 out of 30 28 out of 30 29 out of 30 32 out of 40 35 out of 40 36 out of 40 38 out of 40 40 out of 50 42 out of 50 45 out of 50 47 out of 50 48 out of 50 85 out of 100 88 out of 100 90 out of 100 92 out of 100 95 out of 100 1 out of 4 3 out of 4 7 out of 8 6 out of 9 6 out of 11 5 out of 12