Question: is 4/5 greater than 2/3?
Answer: 0.8 is greater than 0.667. Therefore, 4/5 is greater than 2/3 and the answer to the question "Is 4/5 greater than 2/3?" is yes. Note: When comparing fractions such as 4/5 and 2/3, you could also convert the fractions (if necessary) so they have the same denominator and then compare which numerator is larger.