Question

6² / (6+3) + 18 / 3 - 3²


/- divided by

Answer 1

All you have to do is go in the order of operations, and your answer is simple:
6² / (6+3) + 18 / 3 - 3²
= 36 / (9) + 6 - 9
= 4 + 3
= 1