The difference between 79 and 58 is: 
The difference between 39 and 10 is: 
The difference between 79 and 58 is: 
The difference between 79 and 56 is: 
The difference between 79 and 58 is: 
The difference between 79 and 18 is: 
The difference between 80 and 59 is: 
The difference between 79 and 58 is: 