Let's find a common denominator to make it simpler.
A common denominator: 4
8 x 3 = 24 6 x 3 = 18 2 18/24
12 x 2 = 24 7 x 3 = 21 1 21/24
6 x 4 = 24 5 x 4 = 20 2 20/24
So, your answer is 2 5/6, 2 6/8, 1 7/12
Glad I could help, and good luck!
AnonymousGiantsFam