Let's break this down step by step:
First, multiply 2/5 by -3:2/5 * (-3) = -6/5
Next, subtract 4/5 from -6/5:-6/5 - 4/5 = -10/5 = -2
Now, divide 4/9 by -2/3:4/9 ÷ (-2/3) = 4/9 * (-3/2) = -12/18 = -2/3
Finally, add 1 to -2/3:-2/3 + 1 = -2/3 + 3/3 = 1/3
Therefore, the final result is 1/3.
Let's break this down step by step:
First, multiply 2/5 by -3:
2/5 * (-3) = -6/5
Next, subtract 4/5 from -6/5:
-6/5 - 4/5 = -10/5 = -2
Now, divide 4/9 by -2/3:
4/9 ÷ (-2/3) = 4/9 * (-3/2) = -12/18 = -2/3
Finally, add 1 to -2/3:
-2/3 + 1 = -2/3 + 3/3 = 1/3
Therefore, the final result is 1/3.