The difference between 36 and 18 is: 
The difference between 95 and 39 is: 
The difference between 39 and 18 is: 
The difference between 36 and 15 is: 
The difference between 96 and 18 is: 
The difference between 36 and 18 is: 
The difference between 38 and 10 is: 
The difference between 36 and 18 is: 