The difference between 97 and 69 is: 
The difference between 87 and 75 is: 
The difference between 99 and 69 is: 
The difference between 97 and 61 is: 
The difference between 77 and 69 is: 
The difference between 97 and 79 is: 
The difference between 98 and 60 is: 
The difference between 97 and 69 is: 