The difference between 48 and 47 is: 
The difference between 54 and 28 is: 
The difference between 49 and 47 is: 
The difference between 48 and 42 is: 
The difference between 98 and 47 is: 
The difference between 48 and 17 is: 
The difference between 50 and 49 is: 
The difference between 48 and 47 is: 