The difference between 83 and 45 is: 
The difference between 98 and 28 is: 
The difference between 86 and 45 is: 
The difference between 83 and 40 is: 
The difference between 83 and 45 is: 
The difference between 83 and 15 is: 
The difference between 88 and 40 is: 
The difference between 83 and 45 is: 