The difference between 71 and 26 is: 
The difference between 47 and 15 is: 
The difference between 79 and 26 is: 
The difference between 71 and 20 is: 
The difference between 81 and 26 is: 
The difference between 71 and 36 is: 
The difference between 77 and 22 is: 
The difference between 71 and 26 is: 