AP Calculus AB Score Calculator
Enter your practice-test results to predict your AP score from 1 to 5. Drag the sliders or type your points — the estimate updates instantly.
How the Calc AB exam is scored
42 multiple-choice questions (50%) and 6 free-response questions (50%), each free-response question scored out of 9. A graphing calculator is required for part of each section. (Format effective May 2027.)
| Section | Points | Weight |
|---|---|---|
| Multiple choice | 42 | 50% |
| Free response | 54 | 50% |
Estimated Calc AB score cutoffs
The College Board sets new cutoffs each year. These estimates come from historically released scoring worksheets — use them as a guide, not a guarantee.
| AP score | Weighted composite (approx.) |
|---|---|
| 5 | 63%+ |
| 4 | 50%–62% |
| 3 | 39%–49% |
| 2 | 28%–38% |
| 1 | Below 28% |
3 ways to raise your Calc AB score
- 1
Free-response points reward communication: write the setup (the integral or derivative you are evaluating) before the number.
- 2
Justify every conclusion about increasing/decreasing, extrema, and concavity with the sign of f′ or f″ in words.
- 3
Units, three decimal places, and calculator syntax cost easy points — practice the exact answer format from released FRQs.
Common questions
How is the AP Calculus AB exam scored?+
42 multiple-choice questions (50%) and 6 free-response questions (50%), each free-response question scored out of 9. A graphing calculator is required for part of each section. (Format effective May 2027.) Section scores are combined into a weighted composite, which the College Board converts to a score from 1 to 5.
What composite score do I need for a 5 on Calc AB?+
Cutoffs change every year. Based on historically released scoring, a 5 has typically required roughly 63% of the weighted composite, a 4 about 50%, and a 3 about 39%. Treat these as estimates.
How accurate is this AP score calculator?+
It uses the official section weights and estimated cutoffs from past exams, so it gives a good ballpark — usually within one score point. Your actual score depends on that year's curve.
When do AP scores come out?+
AP scores are typically released in early July through your College Board account.