The difference between 47 and 18 is: 
The difference between 32 and 16 is: 
The difference between 49 and 18 is: 
The difference between 47 and 10 is: 
The difference between 77 and 18 is: 
The difference between 47 and 18 is: 
The difference between 49 and 10 is: 
The difference between 47 and 18 is: 