The difference between 79 and 16 is: 
The difference between 98 and 43 is: 
The difference between 77 and 16 is: 
The difference between 79 and 14 is: 
The difference between 89 and 16 is: 
The difference between 79 and 16 is: 
The difference between 80 and 17 is: 
The difference between 79 and 16 is: 