It’s 13 to 8 (Official clock system).

07:47

It’s 13 to 8.

Correct answer

07:46

It’s 14 to 8.

Error: 1 minute earlier

06:49

It’s 11 to 7.

Error: read minutes starting from hour markings and adding minutes

09:35

It’s 25 to 10.

Error: confuse hour and minute hands