Question

1) - 18 - (9 - 5)

2) - 0,25 - (3 - 2,25)

3) - 2/9 - ( 1 - 8/9)

Answer 1

-18-9+5= -22
-0.25-3+2.25= -1
-2/9-1+8/9=6/9-1=6/9-9/9= - 3/9= -1/3