Question

помогите очень срочно

Answer 1

=-3, 74+5 2/9-0,26+2 7/9=4

-3,74-0,26=-4
5 2/9+2 7/9=8
8-4=4

Answer 2

-(3,74-5 2/9)-(0,26-2 7/9)=-3,74+5 2/9-0,26+2 7/9=4