Question

(2 7/12+ 3/5)-(1 8/15-1/4)

Answer 1

(27/12+3/5)-(18/15-1/4)=30/17-17/11=13/6

Answer 2

2 7/12 + 3/5 - 1 8/15 + 1/4 = (31/12 + 3/12) - (23/15 - 9/15) = 34/12 - 14/15 =
(170 - 56)/60 = 114/60 = 1 9/10