What is the mean of two thirds and four ninths?

Well, darling, to find the mean of two fractions, you add them together and divide by how many there are. So, in this case, 2/3 + 4/9 equals 10/9. And if you simplify that, you get 1 and 1/9. So, the mean of two thirds and four ninths is 1 and 1/9.