The difference between 85 and 81 is: 
The difference between 71 and 10 is: 
The difference between 83 and 81 is: 
The difference between 85 and 82 is: 
The difference between 95 and 81 is: 
The difference between 85 and 51 is: 
The difference between 92 and 88 is: 
The difference between 85 and 81 is: 