The difference between 89 and 16 is: 
The difference between 85 and 22 is: 
The difference between 89 and 16 is: 
The difference between 89 and 12 is: 
The difference between 79 and 16 is: 
The difference between 89 and 36 is: 
The difference between 90 and 17 is: 
The difference between 89 and 16 is: 