Discussion
Simplify: \(18 - [6 - \{4 - (8 - 6 + 3)\}]\).
Answer: B
Using BODMAS rule:
Step 1: Innermost bracket \((8 - 6 + 3) = (2 + 3) = 5\).
Step 2: Curly bracket \(\{4 - 5\} = -1\).
Step 3: Square bracket \([6 - (-1)] = [6 + 1] = 7\).
Step 4: Final calculation \(18 - 7 = 11\).
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