The difference between 82 and 73 is: 
The difference between 99 and 64 is: 
The difference between 84 and 73 is: 
The difference between 82 and 70 is: 
The difference between 92 and 73 is: 
The difference between 82 and 23 is: 
The difference between 89 and 70 is: 
The difference between 82 and 73 is: 