The difference between 97 and 27 is: 
The difference between 41 and 39 is: 
The difference between 98 and 27 is: 
The difference between 97 and 23 is: 
The difference between 37 and 27 is: 
The difference between 97 and 17 is: 
The difference between 91 and 25 is: 
The difference between 97 and 27 is: 