The difference between 73 and 65 is: 
The difference between 52 and 31 is: 
The difference between 78 and 65 is: 
The difference between 73 and 60 is: 
The difference between 73 and 65 is: 
The difference between 73 and 35 is: 
The difference between 79 and 61 is: 
The difference between 73 and 65 is: 