The difference between 89 and 51 is: 
The difference between 94 and 73 is: 
The difference between 88 and 51 is: 
The difference between 89 and 51 is: 
The difference between 89 and 51 is: 
The difference between 89 and 11 is: 
The difference between 95 and 57 is: 
The difference between 89 and 51 is: 