42 24 16 40

(3 4/15 -3/20+5/12)*0,6-0,6. 4 2 5 1 3 5 2 4 7 8 1 2 14 2 3 8 1 11 14. (7 1/6-1 3/4):15+2 5/8х2/3. пб 55-15-10-30. 42 24 16 40.
(3 4/15 -3/20+5/12)*0,6-0,6. 4 2 5 1 3 5 2 4 7 8 1 2 14 2 3 8 1 11 14. (7 1/6-1 3/4):15+2 5/8х2/3. пб 55-15-10-30. 42 24 16 40.
42 24 16 40.
42 24 16 40.