(2 3/4+5/8)×4/9 + (4,8-1 2/5):0,68 (8 1/6-3 1/2):1 1/6 29: (2 1/2+1 1/8.

Question

(2 3/4+5/8)×4/9 + (4,8-1 2/5):0,68
(8 1/6-3 1/2):1 1/6 29: (2 1/2+1 1/8.

Answer 1

3 3/8 × 4/9 + 3 2/5 : 0,68 = 1 1/2 + 5 = 6 1/2