Bilingual Type B: At least 80% of subjects (excluding English and Welsh) are taught only through the medium of Welsh but are also taught through the medium of English.
Dwyieithog Math B: Addysgir o leiaf 80% o’r pynciau (ac eithrio’r Gymraeg a’r Saesneg) drwy gyfrwng y Gymraeg ond hefyd cânt eu haddysgu drwy gyfrwng y Saesneg.