The difference between 92 and 77 is: 
The difference between 56 and 14 is: 
The difference between 99 and 77 is: 
The difference between 92 and 71 is: 
The difference between 92 and 77 is: 
The difference between 92 and 57 is: 
The difference between 97 and 72 is: 
The difference between 92 and 77 is: 