The difference between 98 and 88 is: 
The difference between 85 and 27 is: 
The difference between 99 and 88 is: 
The difference between 98 and 85 is: 
The difference between 98 and 88 is: 
The difference between 98 and 78 is: 
The difference between 90 and 81 is: 
The difference between 98 and 88 is: 