It’s 22 past 7 (Official clock system).

19:22

It’s 22 past 7.

Correct answer

19:21

It’s 21 past 7.

Error: 1 minute earlier

19:06

It’s 6 past 7.

Error: read minutes starting from hour markings and adding minutes

16:35

It’s 25 to 5.

Error: confuse hour and minute hands