The difference between 58 and 39 is: 
The difference between 47 and 17 is: 
The difference between 59 and 39 is: 
The difference between 58 and 36 is: 
The difference between 68 and 39 is: 
The difference between 58 and 19 is: 
The difference between 59 and 30 is: 
The difference between 58 and 39 is: 