The difference between 85 and 66 is: 
The difference between 81 and 44 is: 
The difference between 88 and 66 is: 
The difference between 85 and 60 is: 
The difference between 75 and 66 is: 
The difference between 85 and 16 is: 
The difference between 89 and 60 is: 
The difference between 85 and 66 is: 