The difference between 24 and 11 is: 
The difference between 86 and 27 is: 
The difference between 27 and 11 is: 
The difference between 24 and 13 is: 
The difference between 64 and 11 is: 
The difference between 24 and 11 is: 
The difference between 30 and 17 is: 
The difference between 24 and 11 is: 