The difference between 56 and 17 is: 
The difference between 78 and 64 is: 
The difference between 58 and 17 is: 
The difference between 56 and 12 is: 
The difference between 46 and 17 is: 
The difference between 56 and 47 is: 
The difference between 59 and 10 is: 
The difference between 56 and 17 is: 