Question

Which of the following have a common denominator of 18?

Answer 1

It looks like 2 and a half and 4/9 both have a common denominator of 18, as 2 goes into 18 9 times, and 9 goes into 18 twice.
Hope this helps!

Answer 2

I think its 2 1/2 and 4/9. I'm not 100% sure but I hope it helps.