The difference between 78 and 12 is: 
The difference between 62 and 27 is: 
The difference between 77 and 12 is: 
The difference between 78 and 11 is: 
The difference between 38 and 12 is: 
The difference between 78 and 12 is: 
The difference between 81 and 15 is: 
The difference between 78 and 12 is: 