Activity 3 Directions: Perform the following operation. Write your solution. 1. 36 + (6 + 6) * 5 =n 2. 8x 9 + (48 + 6) =n 3. (72 + 15) x 4 - (625 +125) = n 4. 5 x 6+6+6 - 12 x 2 =n 5. 81 - 86 - 2 + (9 x 2) - 50 = n​