The difference between 67 and 18 is: 
The difference between 46 and 16 is: 
The difference between 69 and 18 is: 
The difference between 67 and 15 is: 
The difference between 77 and 18 is: 
The difference between 67 and 58 is: 
The difference between 69 and 10 is: 
The difference between 67 and 18 is: 