The difference between 38 and 38 is: 
The difference between 39 and 21 is: 
The difference between 39 and 38 is: 
The difference between 38 and 33 is: 
The difference between 98 and 38 is: 
The difference between 38 and 28 is: 
The difference between 32 and 37 is: 
The difference between 38 and 38 is: 