The difference between 93 and 57 is: 
The difference between 86 and 78 is: 
The difference between 98 and 57 is: 
The difference between 93 and 51 is: 
The difference between 73 and 57 is: 
The difference between 93 and 27 is: 
The difference between 99 and 53 is: 
The difference between 93 and 57 is: 