What percentage is each grade in IGCSE Mathematics?

Grade boundaries change every session, so percentages aren't fixed. Based on the Cambridge November 2025 boundaries for extended · papers 21, 41, here's the percentage needed for each grade in Mathematics (0580).

GradeMin markMin percentage
A*172/20086%
A144/20072%
B114/20057%
C84/20042%
D66/20033%
E48/20024%

Extended · Papers 21, 41 · maximum mark 200 · November 2025.

FAQ

What percentage is a A* in IGCSE Mathematics?

In November 2025 (Extended · Papers 21, 41), a A* needed about 86% (172/200). Boundaries shift slightly each session.

What percentage is a pass (C) in IGCSE Mathematics?

A grade C needed roughly 42% in November 2025. Grade 4 / C is generally treated as a standard pass.

Are these IGCSE Mathematics percentages official?

They are derived from the official Cambridge grade threshold tables. Boundaries are set per session, so use these as a guide and confirm with your exam board.

Open the Mathematics grade calculator →