The difference between 77 and 53 is: 
The difference between 80 and 46 is: 
The difference between 77 and 53 is: 
The difference between 77 and 56 is: 
The difference between 67 and 53 is: 
The difference between 77 and 53 is: 
The difference between 81 and 57 is: 
The difference between 77 and 53 is: 