The difference between 63 and 56 is: 
The difference between 32 and 23 is: 
The difference between 67 and 56 is: 
The difference between 63 and 50 is: 
The difference between 93 and 56 is: 
The difference between 63 and 56 is: 
The difference between 67 and 50 is: 
The difference between 63 and 56 is: 