What Is 16 out of 20? Percentage, Grade & GPA

By Sachin Yadav

Sixteen correct answers out of twenty comes to 80%, a B- on the standard grading scale and a full 20 points above the usual 60% passing mark. As a fraction, 16/20 reduces to 4/5, which puts it right at the edge of a proper B, one bracket away. This page breaks down the math, shows where 80% lands on the full letter grade table, and covers the GPA points behind this score.

What does 16 out of 20 mean?

Percentage = (Correct ÷ Total) × 100

16 ÷ 20 = 0.80, multiplied by 100 gives 80%. Divide both numbers by 4 and the fraction simplifies to 4/5, the same ratio as 4 slices out of a 5-slice pizza.

Metric	Value
Correct answers	16
Total questions	20
Simplified fraction	4/5
Percentage	80%
Letter grade	B-
GPA points	2.7
Points above passing (60%)	20

16/20 grade on the US grading scale

Percentage	Letter grade	GPA points
97-100	A+	4.0
93-96	A	4.0
90-92	A-	3.7
87-89	B+	3.3
83-86	B	3.0
80-82	B- (80%)	2.7
77-79	C+	2.3
73-76	C	2.0
70-72	C-	1.7
67-69	D+	1.3
63-66	D	1.0
60-62	D-	0.7
Below 60	F	0.0

An 80% is 3 points short of a solid B and 7 points clear of the C+ range, so it holds up as a comfortably above-average score. One of the earliest known grading systems in the US goes back to Yale in 1785, when students were sorted into four ranks, Optimi, Second Optimi, Inferiores, and Perjores, instead of the letters used today.

How to use the grade calculator

1. Enter the total number of questions, 20, into the first field.
2. Enter the number of correct answers, 16, into the second field.
3. The calculator shows the percentage, letter grade, and GPA points at once.

A middle school teacher in Utah grading a 20-question geometry quiz can type in each student’s raw score and get the letter grade instantly instead of working out the percentage by hand for every paper. The tool also has a GPA mode for report cards and a pass/fail mode for courses that skip letter grades entirely.

Real-world examples

A 7th grade teacher in Georgia grades a 20-question spelling test and finds a student got 16 correct after missing a few words with silent letters.

A high school student in Vermont checks a 20-question biology lab quiz and counts 16 correct answers after a couple of mix-ups on cell terminology.

A college student in Oregon takes a 20-question introductory Spanish quiz and scores 16 out of 20 after struggling with a handful of verb conjugations.

Compare with nearby scores

15 out of 20 sits just below at 75%, a C, and 17 out of 20 sits just above at 85%, a solid B.

When not to rely only on this calculator

Weighted grades: if the 20 questions count for only part of a semester grade, use the weighted grade calculator instead.

Curved tests: apply any class curve before checking the letter grade here.

Pass/fail courses: some programs set a different cutoff than 60%, so check the passing score calculator for a specific policy.

Semester GPA: one quiz score isn’t a full semester GPA. Combine multiple grades with the GPA calculator.

Instructor disputes: this calculator confirms the math is correct. Any disagreement about the score itself belongs with the teacher, and the final grade calculator can help track how one score affects a course total.

Frequently asked questions

Is 16 out of 20 a good grade?

Yes. It’s 80%, a B-, and 20 points above the passing line.

What is 16/20 as a percentage?

16 out of 20 equals 80%.

What is 16/20 simplified as a fraction?

16/20 reduces to 4/5.

What GPA is 16 out of 20?

2.7 grade points on the standard 4.0 scale.

Is 16 out of 20 passing?

Yes. Most US schools set the passing mark at 60%, and this score clears it by 20 points.

Sources: ERIC | National Center for Education Statistics | U.S. Department of Education

Related tools: Average grade calculator | GPA calculator