The difference between 98 and 39 is: 
The difference between 59 and 38 is: 
The difference between 99 and 39 is: 
The difference between 98 and 35 is: 
The difference between 78 and 39 is: 
The difference between 98 and 89 is: 
The difference between 99 and 30 is: 
The difference between 98 and 39 is: 