Question

Is 1/3 greater than 30%?

Answer 1

1/3 is bigger. 1/3 is approximately 33.33%

Answer 2

Looks like this is the wrong category, math would be a better one.
Anyways:

Yes, 1/3 is greater than 30%.
1/3, when in decimal form is .33333.....
30% in decimal form is .30
.33 > .30