20 out of 31 as a percentage

64.5% — D approx. 1.0 GPA

20 / 31 x 100 = 64.5%

Letter grades here use the standard 10-point scale (A 90+, B 80+, C 70+, D 60+, F below 60). Your school's scale may differ — check your syllabus, or use the Test Grade Calculator where the scale is configurable.

How to Calculate 20 out of 31 as a Percentage

Divide the numerator by the denominator, then multiply by 100. Using the real numbers:

percent = (X / Y) x 100

percent = (20 / 31) x 100

percent = 0.6452 x 100 = 64.5%

On the standard 10-point letter-grade scale, 64.5% maps to a letter grade of D, which carries a GPA value of 1.0.

Is 20 out of 31 a Good Score?

64.5% is below average but technically passing in many institutions. Scoring 20 out of 31 suggests significant gaps in the material. Most colleges require at least a C for courses in your major, so a D here may not count toward degree requirements — check your program guidelines.

Score Reference Table — Out of 31

Key scores on a 31-point assessment, with percentages and letter grades. Your score is highlighted.

Score Percentage Letter
31/31 100% A
26/31 83.9% B
21/31 67.7% D
20/31 64.5% D
16/31 51.6% F
11/31 35.5% F
6/31 19.4% F
1/31 3.2% F

Letter Grade Breakdown

  • A — 90% and above (4.0 GPA)
  • B — 80%–89.9% (3.0 GPA)
  • C — 70%–79.9% (2.0 GPA)
  • D — 60%–69.9% (1.0 GPA)
  • F — below 60% (0.0 GPA)

If you answered 20 out of 31 questions correctly, your score is 64.5% — a letter grade of D. You got 11 questions wrong.

Use the Test Grade Calculator (pre-filled for 31 questions, 11 wrong) for a full grading-scale table. Or convert any percentage with the Percent to Letter Grade converter.

Frequently Asked Questions

What is 20 out of 31 as a percentage?

20 out of 31 as a percentage is 64.5%. The formula is (20 divided by 31) times 100 = 64.5%. On the standard 10-point grading scale that is a D (1.0 GPA).

Is 20 out of 31 a passing grade?

Yes — 64.5% (20/31) is a passing score on the standard 10-point scale. It earns a letter grade of D. Most courses require at least 60% (a D) to pass, though some programs require a C (70%) or higher for credit toward your major.

How many questions did I get wrong if I scored 20 out of 31?

You got 11 questions wrong out of 31. That is 35.5% incorrect, leaving you with a score of 64.5% (D).

Nearby Scores — Out of 31

See all scores out of 31 →