Answer:
Step 3: 40 + 12 + (18 + 27) = 40 + 12 + 18 + 27
Step 4: 97 (its the answer)
Step-by-step explanation:
Step 3: 40 + 12 + (18 + 27) = 40 + 12 + 18 + 27 = 97
Step 4: 97