The difference between 73 and 57 is: 
The difference between 30 and 11 is: 
The difference between 78 and 57 is: 
The difference between 73 and 52 is: 
The difference between 93 and 57 is: 
The difference between 73 and 67 is: 
The difference between 76 and 50 is: 
The difference between 73 and 57 is: 