The difference between 85 and 33 is: 
The difference between 89 and 21 is: 
The difference between 86 and 33 is: 
The difference between 85 and 30 is: 
The difference between 85 and 33 is: 
The difference between 85 and 23 is: 
The difference between 91 and 39 is: 
The difference between 85 and 33 is: 