In the UK, the following is the scale:-
a)First-class honours (1st, 1 or I) – typically 70% or higher
b)Second-class honours, upper division (2:1, 2i or II-1) – typically 60–69%
c)Second-class honours, lower division (2:2, 2ii or II-2) – typically 50–59%
d)Third-class honours (3rd, 3 or III) –...