IGCSE Mathematics (0580) grade boundaries — June 2025

Cambridge IGCSE (CAIE) (0580). 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 Mathematics required 156/200 (78%) on extended · papers 21, 41.
That A* threshold is 24 marks lower than March 2025 — slightly easier to achieve.
Across paper variants, the A* boundary ranged from 156 to 178 marks — variant choice mattered this session.
A grade C needed roughly 41% on extended · papers 21, 41.

Core · Papers 11, 31

Grade	Min mark	Min %
C	86	54%
D	72	45%
E	59	37%
F	46	29%
G	33	21%

Maximum mark: 160.

Core · Papers 12, 32

Grade	Min mark	Min %
C	86	54%
D	68	43%
E	51	32%
F	34	22%
G	17	11%

Maximum mark: 160.

Core · Papers 13, 33

Grade	Min mark	Min %
C	92	58%
D	77	49%
E	62	39%
F	48	30%
G	34	22%

Maximum mark: 160.

Extended · Papers 21, 41

Grade	Min mark	Min %
A*	156	78%
A	131	66%
B	106	53%
C	81	41%
D	68	34%
E	55	28%

Maximum mark: 200.

Extended · Papers 22, 42

Grade	Min mark	Min %
A*	176	88%
A	152	76%
B	119	60%
C	86	43%
D	68	34%
E	51	26%

Maximum mark: 200.

Extended · Papers 23, 43

Grade	Min mark	Min %
A*	178	89%
A	157	79%
B	127	64%
C	97	49%
D	74	37%
E	52	26%

Maximum mark: 200.

Extended · Papers 50

Grade	Min mark	Min %
A*	77	86%
A	67	75%
B	57	64%
C	47	53%
D	38	43%
E	30	34%
F	21	24%
G	12	14%

Maximum mark: 90.

Calculate your Mathematics grade →

Official source (PDF) →

Figures sourced from the official Cambridge grade threshold tables. Always confirm with your exam board.