The difference between 70 and 25 is: 
The difference between 67 and 50 is: 
The difference between 79 and 25 is: 
The difference between 70 and 20 is: 
The difference between 40 and 25 is: 
The difference between 70 and 55 is: 
The difference between 78 and 23 is: 
The difference between 70 and 25 is: 