Question

2 3/4-(1 1/4+5 1/2)=
Помогите плиииииз!!!!

Answer 1

2 3/4-(1 1/4+5 1/2)=(2 3/4 - 1 1/4)-5 1/2=1 2/4 - 5 1/2=1 1/2 - 5 1/2=

- ( 5 1/2 - 1 1/2)= - 4

Ответ: -4.