IGCSE Additional Mathematics (0606) grade boundaries — March 2025
Cambridge IGCSE (CAIE) (0606). The official grade thresholds for the March 2025 series — the minimum raw mark needed for each grade, by tier and paper combination. Pick the option matching the papers you sat.
Cambridge publishes these as grade threshold tables: "grade thresholds" and "grade boundaries" are two names for the same numbers.
March 2025 at a glance
- A A* in Additional Mathematics required 139/160 (87%) on extended · papers 12, 22.
- That A* threshold is 4 marks higher than November 2024 — slightly harder to achieve.
- A grade C needed roughly 35% on extended · papers 12, 22.
Extended · Papers 12, 22
| Grade | Min mark | Min % |
|---|---|---|
| A* | 139 | 87% |
| A | 119 | 75% |
| B | 87 | 55% |
| C | 56 | 35% |
| D | 44 | 28% |
| E | 32 | 20% |
Maximum mark: 160.
Calculate your Additional Mathematics grade →
Figures sourced from the official Cambridge grade threshold tables. Always confirm with your exam board.