The difference between 43 and 12 is: 
The difference between 85 and 79 is: 
The difference between 45 and 12 is: 
The difference between 43 and 12 is: 
The difference between 23 and 12 is: 
The difference between 43 and 22 is: 
The difference between 50 and 19 is: 
The difference between 43 and 12 is: 