The difference between 69 and 14 is: 
The difference between 15 and 13 is: 
The difference between 66 and 14 is: 
The difference between 69 and 15 is: 
The difference between 39 and 14 is: 
The difference between 69 and 44 is: 
The difference between 72 and 17 is: 
The difference between 69 and 14 is: 