The difference between 78 and 22 is: 
The difference between 16 and 12 is: 
The difference between 73 and 22 is: 
The difference between 78 and 20 is: 
The difference between 68 and 22 is: 
The difference between 78 and 52 is: 
The difference between 82 and 26 is: 
The difference between 78 and 22 is: 