The difference between 63 and 52 is: 
The difference between 83 and 34 is: 
The difference between 65 and 52 is: 
The difference between 63 and 51 is: 
The difference between 63 and 52 is: 
The difference between 63 and 52 is: 
The difference between 70 and 59 is: 
The difference between 63 and 52 is: 