Question

-2 11/12+( -6 5/8)=?

Answer 1

- 2 11/12 + (-6 5/8) = - (2 22/24 + 6 15/24) = - 8 37/24 = - 9 13/24
Ответ: - 9 целых 13/24.

11/12 = 22/24 (доп.множ.2)
5/8 = 15/24 (доп.множ.3)