The difference between 94 and 87 is: 
The difference between 63 and 39 is: 
The difference between 99 and 87 is: 
The difference between 94 and 80 is: 
The difference between 94 and 87 is: 
The difference between 94 and 57 is: 
The difference between 99 and 82 is: 
The difference between 94 and 87 is: 