The difference between 77 and 65 is: 
The difference between 53 and 33 is: 
The difference between 78 and 65 is: 
The difference between 77 and 60 is: 
The difference between 97 and 65 is: 
The difference between 77 and 25 is: 
The difference between 80 and 68 is: 
The difference between 77 and 65 is: 