The difference between 71 and 52 is: 
The difference between 75 and 59 is: 
The difference between 79 and 52 is: 
The difference between 71 and 50 is: 
The difference between 61 and 52 is: 
The difference between 71 and 32 is: 
The difference between 79 and 50 is: 
The difference between 71 and 52 is: 