The difference between 25 and 20 is: 
The difference between 64 and 58 is: 
The difference between 28 and 20 is: 
The difference between 25 and 22 is: 
The difference between 85 and 20 is: 
The difference between 25 and 10 is: 
The difference between 31 and 26 is: 
The difference between 25 and 20 is: 