The difference between 80 and 27 is: 
The difference between 37 and 35 is: 
The difference between 88 and 27 is: 
The difference between 80 and 20 is: 
The difference between 60 and 27 is: 
The difference between 80 and 67 is: 
The difference between 83 and 20 is: 
The difference between 80 and 27 is: 