Okay 5/9 + 7/9

Question

I know you change the denominator so

5/6 = 15/18 or 3/18
7/9 = 14/18 or 2/18
which one?

Answer 1

You only change the denominator when they are not the same. You don't need to change anything about those fractions -- except simplify your answer.

Answer 2

I know I put them wrong I mean 5/6 + 7/9

Answer 3

5/6 = 15/18
7/9 = 14/18

Answer 4

which is 29/18 and so I change it to a mixed number?

Answer 5

Right. And then simplify.

Answer 6

is it 1 11/18???

Answer 7

Right. :-)