The difference between 25 and 17 is: 
The difference between 80 and 67 is: 
The difference between 29 and 17 is: 
The difference between 25 and 12 is: 
The difference between 35 and 17 is: 
The difference between 25 and 17 is: 
The difference between 29 and 11 is: 
The difference between 25 and 17 is: 