The difference between 25 and 16 is: 
The difference between 97 and 44 is: 
The difference between 28 and 16 is: 
The difference between 25 and 10 is: 
The difference between 85 and 16 is: 
The difference between 25 and 16 is: 
The difference between 29 and 10 is: 
The difference between 25 and 16 is: 