The difference between 50 and 25 is: 
The difference between 46 and 38 is: 
The difference between 57 and 25 is: 
The difference between 50 and 20 is: 
The difference between 90 and 25 is: 
The difference between 50 and 25 is: 
The difference between 58 and 23 is: 
The difference between 50 and 25 is: 