The difference between 49 and 33 is: 
The difference between 89 and 27 is: 
The difference between 49 and 33 is: 
The difference between 49 and 31 is: 
The difference between 99 and 33 is: 
The difference between 49 and 33 is: 
The difference between 55 and 39 is: 
The difference between 49 and 33 is: 