The difference between 61 and 44 is: 
The difference between 56 and 17 is: 
The difference between 65 and 44 is: 
The difference between 61 and 40 is: 
The difference between 81 and 44 is: 
The difference between 61 and 54 is: 
The difference between 68 and 41 is: 
The difference between 61 and 44 is: 