The difference between 76 and 57 is: 
The difference between 91 and 30 is: 
The difference between 78 and 57 is: 
The difference between 76 and 52 is: 
The difference between 76 and 57 is: 
The difference between 76 and 47 is: 
The difference between 79 and 50 is: 
The difference between 76 and 57 is: 