If 5 and 6 is 11, then how could 6 and 7 be 1. (It’s unrelated to math)

If 5 and 6 is 11, then how could 6 and 7 be 1. (It's unrelated to math)
If 5 and 6 is 11, then how could 6 and 7 be 1. (It’s unrelated to math)

If we are reading time on a clock, then 6 hours after 5 is 11, but 7 hours after 6 is 1. Or if we are counting months of the year, 6 months after the 5th month is the 11th month, but 7 months after the 6th month is the 1st month.