Question: is 5/8 equivalent to 2/3?
Answer: Therefore, 5/8 is not greater than 2/3 and the answer to the question "Is 5/8 greater than 2/3?" is no. Note: When comparing fractions such as 5/8 and 2/3, you could also convert the fractions (if necessary) so they have the same denominator and then compare which numerator is larger.