The difference between 84 and 60 is: 
The difference between 98 and 28 is: 
The difference between 85 and 60 is: 
The difference between 84 and 61 is: 
The difference between 94 and 60 is: 
The difference between 84 and 50 is: 
The difference between 91 and 67 is: 
The difference between 84 and 60 is: 