The difference between 54 and 18 is: 
The difference between 62 and 27 is: 
The difference between 59 and 18 is: 
The difference between 54 and 13 is: 
The difference between 24 and 18 is: 
The difference between 54 and 18 is: 
The difference between 58 and 12 is: 
The difference between 54 and 18 is: 