The difference between 52 and 50 is: 
The difference between 80 and 35 is: 
The difference between 57 and 50 is: 
The difference between 52 and 50 is: 
The difference between 82 and 50 is: 
The difference between 52 and 20 is: 
The difference between 61 and 59 is: 
The difference between 52 and 50 is: 