The difference between 71 and 47 is: 
The difference between 83 and 48 is: 
The difference between 78 and 47 is: 
The difference between 71 and 40 is: 
The difference between 71 and 47 is: 
The difference between 71 and 17 is: 
The difference between 78 and 44 is: 
The difference between 71 and 47 is: 