The difference between 60 and 24 is: 
The difference between 87 and 22 is: 
The difference between 66 and 24 is: 
The difference between 60 and 20 is: 
The difference between 80 and 24 is: 
The difference between 60 and 14 is: 
The difference between 67 and 21 is: 
The difference between 60 and 24 is: 