The difference between 82 and 11 is: 
The difference between 89 and 78 is: 
The difference between 87 and 11 is: 
The difference between 82 and 11 is: 
The difference between 42 and 11 is: 
The difference between 82 and 61 is: 
The difference between 90 and 19 is: 
The difference between 82 and 11 is: 