The difference between 74 and 20 is: 
The difference between 87 and 48 is: 
The difference between 78 and 20 is: 
The difference between 74 and 20 is: 
The difference between 74 and 20 is: 
The difference between 74 and 30 is: 
The difference between 81 and 27 is: 
The difference between 74 and 20 is: 