It’s 24 past 10 (Official clock system).

10:24

It’s 24 past 10.

Correct answer

10:23

It’s 23 past 10.

Error: 1 minute earlier

10:04

It’s 4 past 10.

Error: read minutes starting from hour markings and adding minutes

05:50

It’s 10 to 6.

Error: confuse hour and minute hands