The difference between 60 and 19 is: 
The difference between 25 and 15 is: 
The difference between 69 and 19 is: 
The difference between 60 and 10 is: 
The difference between 40 and 19 is: 
The difference between 60 and 59 is: 
The difference between 67 and 16 is: 
The difference between 60 and 19 is: 