HELPPP I GIVE BRAINLESTTTT ASAPPP

Answer:
First you need to find the lowest common denominator for ⅔ and 4/9 which is 9. So to change 3 to 9 you multiply it by 3 but whatever you do to the denominator you do to the numerator so ⅔ turns intointo 6/9. Nevermind this is wrong