The difference between 27 and 27 is: 
The difference between 96 and 40 is: 
The difference between 29 and 27 is: 
The difference between 27 and 20 is: 
The difference between 57 and 27 is: 
The difference between 27 and 17 is: 
The difference between 24 and 27 is: 
The difference between 27 and 27 is: 