The difference between 98 and 59 is: 
The difference between 69 and 39 is: 
The difference between 99 and 59 is: 
The difference between 98 and 52 is: 
The difference between 78 and 59 is: 
The difference between 98 and 39 is: 
The difference between 99 and 50 is: 
The difference between 98 and 59 is: 