The difference between 89 and 10 is: 
The difference between 85 and 17 is: 
The difference between 82 and 10 is: 
The difference between 89 and 12 is: 
The difference between 89 and 10 is: 
The difference between 89 and 60 is: 
The difference between 90 and 11 is: 
The difference between 89 and 10 is: 