The difference between 82 and 38 is: 
The difference between 20 and 17 is: 
The difference between 89 and 38 is: 
The difference between 82 and 30 is: 
The difference between 72 and 38 is: 
The difference between 82 and 48 is: 
The difference between 85 and 31 is: 
The difference between 82 and 38 is: 