The difference between 41 and 12 is: 
The difference between 91 and 10 is: 
The difference between 46 and 12 is: 
The difference between 41 and 10 is: 
The difference between 31 and 12 is: 
The difference between 41 and 32 is: 
The difference between 49 and 10 is: 
The difference between 41 and 12 is: 