The difference between 39 and 24 is: 
The difference between 84 and 60 is: 
The difference between 35 and 24 is: 
The difference between 39 and 25 is: 
The difference between 79 and 24 is: 
The difference between 39 and 24 is: 
The difference between 43 and 28 is: 
The difference between 39 and 24 is: 