The difference between 80 and 79 is: 
The difference between 44 and 12 is: 
The difference between 89 and 79 is: 
The difference between 80 and 70 is: 
The difference between 80 and 79 is: 
The difference between 80 and 69 is: 
The difference between 88 and 77 is: 
The difference between 80 and 79 is: 