The difference between 82 and 52 is: 
The difference between 51 and 22 is: 
The difference between 89 and 52 is: 
The difference between 82 and 50 is: 
The difference between 82 and 52 is: 
The difference between 82 and 72 is: 
The difference between 80 and 54 is: 
The difference between 82 and 52 is: 