The difference between 54 and 27 is: 
The difference between 80 and 19 is: 
The difference between 58 and 27 is: 
The difference between 54 and 20 is: 
The difference between 54 and 27 is: 
The difference between 54 and 37 is: 
The difference between 59 and 22 is: 
The difference between 54 and 27 is: 