The difference between 75 and 13 is: 
The difference between 66 and 46 is: 
The difference between 74 and 13 is: 
The difference between 75 and 14 is: 
The difference between 75 and 13 is: 
The difference between 75 and 13 is: 
The difference between 81 and 19 is: 
The difference between 75 and 13 is: 