The difference between 11 and 10 is: 
The difference between 60 and 48 is: 
The difference between 11 and 10 is: 
The difference between 11 and 10 is: 
The difference between 41 and 10 is: 
The difference between 11 and 10 is: 
The difference between 20 and 19 is: 
The difference between 11 and 10 is: 