The difference between 53 and 13 is: 
The difference between 74 and 73 is: 
The difference between 55 and 13 is: 
The difference between 53 and 12 is: 
The difference between 23 and 13 is: 
The difference between 53 and 43 is: 
The difference between 52 and 17 is: 
The difference between 53 and 13 is: 