8 Out of 20 Grade: Percentage, Letter Grade & GPA
8 out of 20 is 40%. That is an F (0.0 GPA) on the standard A–F scale and an F (0.0 GPA) on the plus-minus scale. It is below the usual passing mark of 60%, so it is not a passing grade at most schools.
Check Your Own Score
You need 12 out of 20 (60%) for the next grade (D).
Key Takeaways
- Percentage: 8/20 = 40%
- Letter grade: F (standard), F (plus-minus), F (7-point scale)
- GPA: 0.0 (standard), 0.0 (plus-minus)
- Passing: No
- Next grade needs: 12/20 (60%) for a D
What Does 8 Out of 20 Mean?
Getting 8 out of 20 means 8 correct answers and 12 wrong or missed ones. Each question on a 20-question test is worth 5%, so every mistake costs a noticeable amount. 12 questions cost you 60% of the points. In simple words, you got 8 of 20 questions right, which is about 4 out of every 10.
The formula is correct answers ÷ total questions × 100:
8 ÷ 20 × 100 = 40%
| Score | Percentage | Standard | Plus-minus | GPA |
|---|---|---|---|---|
| 8/20 | 40% | F | F | 0.0 / 0.0 |
You earned 40% of the points and missed 60%. Schools use different scales, so check your syllabus.
8/20 as a Fraction, Decimal, Ratio, and Equal Scores
8/20 simplifies to 2/5. As a decimal, it is 0.4. As a ratio, it is 2:5, and as a percentage, it is 40%. It also equals 4 out of 10 and 8 out of 20. Any score with the same ratio earns the same grade:
| Equal score | Percentage | Standard | Plus-minus |
|---|---|---|---|
| 8/20 | 40% | F | F |
| 4/10 | 40% | F | F |
| 10/25 | 40% | F | F |
| 12/30 | 40% | F | F |
| 16/40 | 40% | F | F |
| 20/50 | 40% | F | F |
Is 8 Out of 20 a Good Grade?
8 out of 20 is a failing result at most schools. You earned 40%, which is 4 points below the 60% passing line (12/20).
A score below 60% usually means a big part of the material has not clicked yet. That is fixable: start with the topics behind the questions you missed and ask your teacher for help early.
Grading Chart for a 20-Question Test
| Correct | Wrong | Percentage | Standard | Plus-minus |
|---|---|---|---|---|
| 20 | 0 | 100% | A | A+ |
| 19 | 1 | 95% | A | A |
| 18 | 2 | 90% | A | A− |
| 17 | 3 | 85% | B | B |
| 16 | 4 | 80% | B | B− |
| 15 | 5 | 75% | C | C |
| 14 | 6 | 70% | C | C− |
| 13 | 7 | 65% | D | D |
| 12 | 8 | 60% | D | D |
| 11 | 9 | 55% | F | F |
| 10 | 10 | 50% | F | F |
| 9 | 11 | 45% | F | F |
| 8 | 12 | 40% | F | F |
Scores below 12 out of 20 are an F on both scales.
Minimum Score for Each Grade on a 20-Question Test
On the standard scale, a 20-question test needs at least 18 correct for an A, 16 for a B, 14 for a C, and 12 for a D.
| Grade | Cutoff | Points needed | Minimum correct | Your 8/20 |
|---|---|---|---|---|
| A | 90% | 18 | 18 | 10 short |
| B | 80% | 16 | 16 | 8 short |
| C | 70% | 14 | 14 | 6 short |
| D | 60% | 12 | 12 | 4 short |
How Is the Letter Grade for 8/20 Decided?
The percentage is matched to a grading scale. On the standard scale, below 60% is an F, so 40% is an F. On the plus-minus scale, below 60% is an F, so 40% is an F.
| Percentage | Standard | Plus-minus | GPA (standard) |
|---|---|---|---|
| 90–100% | A | A+, A, A− | 4.0 |
| 80–89% | B | B+, B, B− | 3.0 |
| 70–79% | C | C+, C, C− | 2.0 |
| 60–69% | D | D | 1.0 |
| Below 60% | F | F | 0.0 |
How to Use the Calculator Above
Type 20 as the total points and 8 as the points you earned. To enter a score with decimals, such as 7.75 or 8.33, tick Allow decimal points first. The calculator also shows how many points you need for the next grade, which is 12/20 (60%) for a D. Switch to the plus-minus scale to see how the letter changes. You can also check any other score with the online grade calculator.
When 8/20 May Not Match Your Final Grade
The calculator gives the grade for this one score. These six things can change how it counts toward your final grade:
Weighted Categories
A question-based test counts only as much as your teacher weights it. At a 10% weight, 40% adds about 4 of the 10 available points.
Extra Credit
8/20 plus 1 bonus point becomes 9/20 (45%). Some teachers allow totals above 100%.
Dropped Scores
If your course drops the lowest score, one weak result can disappear from your average. Check your syllabus for this rule.
Curved Tests
If the test is curved, apply the curve first and then convert the new score to a percentage.
Rounding Rules
Rounding 40% to 40% keeps you in the same grade range on both scales, so rounding does not change this grade.
Pass/Fail Courses
In pass/fail courses, only your school’s cutoff matters, usually 60% or 70%, and a letter may not be shown.
If your recorded score ever looks wrong, remember that 8 ÷ 20 is always 40%, so ask your teacher to check it.
Real Examples With 8 Out of 20
A weighted test. If this test is worth 10% of your final grade, 40% gives you about 4 of those 10 points. At a 20% weight, it gives about 8 of 20.
Averaging with your next test. If your next 20-question test is a perfect 20/20, the two scores average 70%, which is a C. If it is 10/20, they average 45%, which is an F.
Reaching the next grade. To reach a D you need 12/20 (60%). On a whole-number test, that means 12 correct answers.
How to Improve Your Grade
To pass, you need 12/20 (60%), which is 4 more points. Ask your teacher whether retakes or corrections are allowed, because many classes offer them.
- Ask your teacher for the questions you missed and a short explanation of each.
- Study one topic at a time, starting with the one that cost you the most points.
- Aim for 12/20 on the next test to reach the passing line, then build toward a C.
Frequently Asked Questions
Is 8 Out of 20 a Good Grade?
No. 8 out of 20 is 40%, an F. It is below the usual passing mark of 60%.
Is 8 Out of 20 Passing?
No. 40% is below the usual passing mark of 60%.
What Is 8/20 as a Percentage?
8 ÷ 20 × 100 = 40%.
What GPA Is 8 Out of 20?
40% equals a 0.0 GPA on the standard A–F scale and a 0.0 GPA on the plus-minus scale.
How Many More Points Do I Need for the Next Grade?
You need 12 out of 20 (60%) for a D. That is 4 more points than you have now.
Can I Still Pass the Course With 8 Out of 20?
Yes, in most cases. One test rarely decides a final grade, because your course grade depends on every assignment and its weight. You need 12/20 on a test like this to reach the 60% passing line.
What Grade Is 8 Out of 20 on a 7-Point Scale?
F. A 7-point scale uses cutoffs of 93% (A), 85% (B), 77% (C), and 70% (D), and 8/20 is 40%.
What Is 8/20 as a Fraction, Decimal, and Ratio?
8/20 equals 2/5, or 0.4 as a decimal, and its ratio is 2:5. As a score out of 10, it is 4.
Other Scores on a 20-Question Test
Written by
Muhammad Umer Shuaib
Author & Grading Tools Developer, Easy Grader
Muhammad Umer Shuaib builds and maintains the grading calculators on Easy Grader. Before a page goes live, he checks every percentage, letter grade, and GPA conversion against the standard US A–F and plus-minus grading scales, and tests the calculator on real score examples. He writes these guides so students, teachers, and parents can get a clear, accurate answer without doing the math or guessing which scale applies.