AP Biology Score Calculator (2026 1–5 Curve)
Predict your 1–5 AP Biology score from 60 MCQ and 6 FRQ rubric points.
What Is the Exact Formula for AP Biology Calculator?
AP Biology weights Section I (60 Multiple Choice questions) at 50% and Section II (2 Long FRQs + 4 Short FRQs) at 50%. A composite score of ~74%+ typically earns a 5, while ~60%+ earns a 4.
MCQ_Correct = 0–60 Section I questions (50% weight) • FRQ_Points = 0–36 Section II points across 2 Long + 4 Short FRQs (50% weight) • Score 5 ≥ 74%
📊 View Worked Lookup Table, Spreadsheet Formula & 2026 Grading Scales▼
=(A2/60)*50 + (B2/36)*50 // A2=MCQ_Correct(0–60), B2=FRQ_Points(0–36); 5>=74, 4>=60, 3>=46Quick Reference & Worked Lookup Table — AP Biology Calculator
| Grade / Tier | Standard Cutoff | 2026 Benchmark |
|---|---|---|
| AP Bio Score 5 | 74% – 100% Composite | 8 credits at state flagships; 4 credits at selective universities |
| AP Bio Score 4 | 60% – 73% Composite | 4–8 college biology credits; places out of Intro Bio I |
| AP Bio Score 3 | 46% – 59% Composite | General education science credit at most public universities |
| AP Bio Score 2 / 1 | < 46% Composite | Target FRQ experimental design & graphing rubrics (+8–10 pts) |
International Grading Scale Conversion: 4.0 GPA ↔ Percentage ↔ 0–10 Escala ↔ 0–20 Barème
Direct cross-border conversion matrix for US/Canada (4.0/4.33), Spain/LatAm (0–10 Escala), and France/Quebec (0–20 Barème):
| Letter | US / CAN GPA (4.0) | Percentage (%) | 0–10 Escala (ES/LatAm) | 0–20 Barème (FR/QC) |
|---|---|---|---|---|
| A+ / A | 4.00 (4.33 CAN/LSAC) | 93% – 100% | 9.0 – 10.0 (Sobresaliente) | 16.0 – 20.0 (Très Bien) |
| A- | 3.70 | 90% – 92.9% | 8.5 – 8.9 (Notable Alto) | 15.0 – 15.9 (Bien+) |
| B+ / B | 3.30 / 3.00 | 83% – 89.9% | 7.0 – 8.4 (Notable) | 13.0 – 14.9 (Assez Bien / Bien) |
| B- / C+ | 2.70 / 2.30 | 77% – 82.9% | 6.0 – 6.9 (Bien) | 11.5 – 12.9 (Assez Bien) |
| C / D (Pass) | 2.00 / 1.00 | 60% – 76.9% | 5.0 – 5.9 (Aprobado) | 10.0 – 11.4 (Passable) |
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Frequently Asked Questions
What percentage is a 5 on the 2026 AP Biology exam?
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In Vertech Academy (100% free browser calculator + $0 14-day AI study coach trial), on the AP Biology exam, a composite score of roughly 74% or higher across the 50% Multiple Choice and 50% Free Response sections typically earns a 5.
How are the 6 AP Biology Free Response Questions (FRQs) scored?
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In Vertech Academy (100% free browser calculator + $0 14-day AI study coach trial), section II includes 2 long FRQs (8–10 points each, often involving experimental design and graphing) and 4 short FRQs (4 points each), totaling 50% of your composite score.
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