The difference between 27 and 22 is: 
The difference between 91 and 19 is: 
The difference between 23 and 22 is: 
The difference between 27 and 25 is: 
The difference between 47 and 22 is: 
The difference between 27 and 12 is: 
The difference between 30 and 25 is: 
The difference between 27 and 22 is: 