The difference between 72 and 19 is: 
The difference between 33 and 11 is: 
The difference between 79 and 19 is: 
The difference between 72 and 10 is: 
The difference between 92 and 19 is: 
The difference between 72 and 69 is: 
The difference between 79 and 16 is: 
The difference between 72 and 19 is: 