The difference between 72 and 17 is: 
The difference between 31 and 14 is: 
The difference between 79 and 17 is: 
The difference between 72 and 10 is: 
The difference between 92 and 17 is: 
The difference between 72 and 37 is: 
The difference between 76 and 11 is: 
The difference between 72 and 17 is: 