Is 1 3rd bigger than 1 5th?

Yes, one-third (1/3) is bigger than one-fifth (1/5). When you compare the two fractions, 1/3 represents a larger portion of a whole than 1/5 does. This can be confirmed by finding a common denominator or converting them to decimal form, where 1/3 is approximately 0.33 and 1/5 is 0.20. Therefore, 1/3 is indeed greater than 1/5.