The difference between 62 and 20 is: 
The difference between 56 and 15 is: 
The difference between 64 and 20 is: 
The difference between 62 and 20 is: 
The difference between 82 and 20 is: 
The difference between 62 and 20 is: 
The difference between 70 and 28 is: 
The difference between 62 and 20 is: 