The difference between 72 and 59 is: 
The difference between 65 and 44 is: 
The difference between 79 and 59 is: 
The difference between 72 and 51 is: 
The difference between 62 and 59 is: 
The difference between 72 and 19 is: 
The difference between 73 and 50 is: 
The difference between 72 and 59 is: 