The difference between 96 and 15 is: 
The difference between 88 and 63 is: 
The difference between 99 and 15 is: 
The difference between 96 and 12 is: 
The difference between 46 and 15 is: 
The difference between 96 and 25 is: 
The difference between 100 and 19 is: 
The difference between 96 and 15 is: 