The difference between 61 and 15 is: 
The difference between 24 and 10 is: 
The difference between 69 and 15 is: 
The difference between 61 and 10 is: 
The difference between 41 and 15 is: 
The difference between 61 and 15 is: 
The difference between 66 and 10 is: 
The difference between 61 and 15 is: 