The presence of parentheses in −2/9−(−1/3÷3/5) require that you do the work inside the parentheses FIRST.
(-1/3 divided by 3/5) is calculated as follows:
-1 5 5
--- * --- = - -----
3 3 9
So your problem −2/9−(−1/3÷3/5) becomes -2/9 - (-5/9) = 3/9 (ans)
