Why is 12 hour time even taught? Wouldn’t it just be easier to remember 13:00 instead of 1:00pm?

Question

Why is 12 hour time even taught? Wouldn’t it just be easier to remember 13:00 instead of 1:00pm?

In: Mathematics

Answer 1

ELI5 why it makes a difference either way? They’re both very easy to understand, and easily convertible to either one.