IGCSE First Language Thai (0518) grade boundaries — June 2025
Cambridge IGCSE (CAIE) (0518). The official grade thresholds for the June 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.
June 2025 at a glance
- A A* in First Language Thai required 78/100 (78%) on extended · papers 01, 02.
- That A* threshold is 1 mark lower than June 2024 — slightly easier to achieve.
- A grade C needed roughly 49% on extended · papers 01, 02.
Extended · Papers 01, 02
| Grade | Min mark | Min % |
|---|---|---|
| A* | 78 | 78% |
| A | 68 | 68% |
| B | 58 | 58% |
| C | 49 | 49% |
| D | 39 | 39% |
| E | 30 | 30% |
| F | 20 | 20% |
| G | 10 | 10% |
Maximum mark: 100.
Calculate your First Language Thai grade →
Figures sourced from the official Cambridge grade threshold tables. Always confirm with your exam board.