AP Calculus AB Score Calculator
Enter your multiple-choice and free-response points
Frequently Asked Questions
The exam has 45 multiple-choice questions (worth 54 composite points, 50% of the score) and 6 free-response questions worth 9 points each (54 raw points, scaled to 54 composite points, 50% of the score). The composite score out of 108 maps to an AP score of 1-5.
Based on recent years' published curves, a composite score of roughly 77 or higher out of 108 typically earns a 5. A 4 usually starts around 59, and a 3 around 43. These cutoffs shift by a few points each year.
45 multiple-choice questions (no calculator allowed on Part A, calculator allowed on Part B) and 6 free-response questions (2 require a calculator, 4 do not).
No. College Board does not publish the current year's exact raw-to-composite conversion or AP score cutoffs before scores are released. This calculator uses recent historical data to give you a close estimate.
AP Calculus AB composite score formula
| Section | Questions | Composite weight |
|---|---|---|
| Multiple choice | 45 questions | 54 points (50%) |
| Free response | 6 questions (9 pts each, 54 raw) | 54 points (50%) |
| Total composite | — | 108 points |
Approximate AP score cutoffs (recent years)
| AP Score | Composite (out of 108) |
|---|---|
| 5 | 77+ |
| 4 | 59–76 |
| 3 | 43–58 |
| 2 | 27–42 |
| 1 | below 27 |
Example: 35 MCQ correct (out of 45) and 30 FRQ points (out of 54) gives a composite of (35/45)×54 + (30/54)×54 = 42 + 30 = 72 — right at the 4/5 boundary range, estimated AP score of 4.