The difference between 72 and 10 is: 
The difference between 84 and 45 is: 
The difference between 79 and 10 is: 
The difference between 72 and 11 is: 
The difference between 22 and 10 is: 
The difference between 72 and 40 is: 
The difference between 80 and 18 is: 
The difference between 72 and 10 is: 