Step 2: Calculate the multiplication inside the parentheses: 3 × 4.
Step 3: 3 × 4 equals 12.
Step 4: Now replace (3 × 4) with 12 in the expression: 18 - 12.
Step 5: Subtract 12 from 18: 18 - 12 equals 6.
Order of Operations – This question tests the understanding of the order of operations, specifically the need to perform multiplication before subtraction.