6 h 52 min + 9 h 12 min = ______?

6 h 52 min + 9 h 12 min = ______?

Explanation

Add minutes: 52 min + 12 min = 64 min → 1 hour 4 min

Add hours: 6 h + 9 h = 15 h, plus 1 hour from minutes = 16 h

So, total = 16 h 04 min