What is 2 over 3 as a fraction plus 4 over 6?

Well, darling, 2 over 3 as a fraction is 2/3. And 4 over 6 is the same as 2/3 because you can simplify it. So, when you add 2/3 and 2/3 together, you get 4/3. Voilà, math made sassy!