The difference between 47 and 15 is: 
The difference between 67 and 19 is: 
The difference between 46 and 15 is: 
The difference between 47 and 11 is: 
The difference between 77 and 15 is: 
The difference between 47 and 25 is: 
The difference between 50 and 18 is: 
The difference between 47 and 15 is: 