In order for us to tell whichever fraction is greater than or lesser than, we need to look for the missing part.
For example, we have 2/3 and 1/3.
2/3 needs to have 1/3 in order to complete the whole.
1/3 needs to have 2/3 in order to complete the whole.
1/3 < 2/3
So 2/3 is bigger than 1//3