The difference between 52 and 13 is: 
The difference between 60 and 33 is: 
The difference between 54 and 13 is: 
The difference between 52 and 11 is: 
The difference between 52 and 13 is: 
The difference between 52 and 13 is: 
The difference between 59 and 10 is: 
The difference between 52 and 13 is: 