Question

9- 8 x {7 -6 x {5 -4 x(3 -2)]}

Answer 1

9-8x(7-6x(5-4x1))=
9-8x(7-6x1)=
9-8x1=
9-8=1

Answer 2

9 -8 X [7-6 X (5-4 X 1 )]
9-8 X [7-6 x (5-4)]
9-8 x (7 -6 x 1)
9-8 x (7 -6)
9-8 x 1
9-8 = 1