The difference between 88 and 25 is: 
The difference between 77 and 27 is: 
The difference between 88 and 25 is: 
The difference between 88 and 21 is: 
The difference between 68 and 25 is: 
The difference between 88 and 65 is: 
The difference between 91 and 28 is: 
The difference between 88 and 25 is: 