The difference between 77 and 24 is: 
The difference between 96 and 33 is: 
The difference between 79 and 24 is: 
The difference between 77 and 26 is: 
The difference between 87 and 24 is: 
The difference between 77 and 54 is: 
The difference between 81 and 28 is: 
The difference between 77 and 24 is: 