The difference between 74 and 18 is: 
The difference between 99 and 10 is: 
The difference between 79 and 18 is: 
The difference between 74 and 11 is: 
The difference between 74 and 18 is: 
The difference between 74 and 68 is: 
The difference between 77 and 11 is: 
The difference between 74 and 18 is: 