The difference between 40 and 37 is: 
The difference between 96 and 67 is: 
The difference between 48 and 37 is: 
The difference between 40 and 30 is: 
The difference between 80 and 37 is: 
The difference between 40 and 17 is: 
The difference between 46 and 33 is: 
The difference between 40 and 37 is: 