First let's find out how many hours it's been:
12:10, 1:10, 2:10, 3:10, 4:10, 5:10, 6:10
It's been 7 hours and how many minutes?
56-10=46
The answer is 7 hours and 46 minutes
Hopefully this helps! If you have any more questions or don't understand, please comment or DM me, and I'll get back to you ASAP. :)