The difference between 61 and 12 is: 
The difference between 85 and 41 is: 
The difference between 68 and 12 is: 
The difference between 61 and 10 is: 
The difference between 71 and 12 is: 
The difference between 61 and 22 is: 
The difference between 69 and 10 is: 
The difference between 61 and 12 is: 