(16,61 :5,5 + 6 3/5 :6) ×3,05- 2 14/25

Question

(16,61 :5,5 + 6 3/5 :6) ×3,05- 2 14/25

Answer 1

(16,61 :5,5 + 6 3/5 :6) * 3,05 - 2 14/25 = -10,006,

1) 16,61 : 5,5 = 3,02,
2) 6 3/5 : 6 = 6,6 : 6 = 1,1,
3) 3,02 + 1,1 = 4,12,
4) 4,12 * 3,05 = 12,566,
5) 12,566 - 2 14/25 = 12,566 - 2,56 = -10,006