The difference between 52 and 36 is: 
The difference between 85 and 37 is: 
The difference between 59 and 36 is: 
The difference between 52 and 31 is: 
The difference between 72 and 36 is: 
The difference between 52 and 26 is: 
The difference between 56 and 30 is: 
The difference between 52 and 36 is: 