The difference between 84 and 51 is: 
The difference between 53 and 19 is: 
The difference between 84 and 51 is: 
The difference between 84 and 51 is: 
The difference between 94 and 51 is: 
The difference between 84 and 41 is: 
The difference between 91 and 58 is: 
The difference between 84 and 51 is: 