It’s 23 past 4 (Official clock system).

04:23

It’s 23 past 4.

Correct answer

04:24

It’s 24 past 4.

Error: 1 minute later

04:07

It’s 7 past 4.

Error: read minutes starting from hour markings and adding minutes

05:20

It’s 20 past 5.

Error: confuse hour and minute hands