Question

(27,88 +39,62) : 1,8 - 0,65 * 90

Answer 1

(27,88+39,62):1,8-0,65*90= -21
1)27,88+39,62=67,5
2)67,5:1,8=37,5
3)0,65*90=58,5
4)37,5-58,5= -21

Answer 2

1)27,88+39,62=67,5
2)0,65*90=58,5
3)67,5:1,8=37,5
4) 37,5-58,5=-21
Ответ:-21