Question

11-[7-{5-3 (9-3-6)}]

Answer 1

=> 11-[7-{5-3(9-3-6)}]
=> 11-[7-{5-3(0)}]
=> 11-[7-{5-0}]
=> 11-[7-{5}]
=> 11-[7-5]
=> 11-[2]
=> 11-2
=> 9

Answer 2

11-[7 -{5-3(9-9)}]
11-[7-{5-3(0)}]
11-[7-{5-0}]
11-[7-5-0]
11-[2-0].
11-2
9 ans