The difference between 35 and 18 is: 
The difference between 89 and 85 is: 
The difference between 39 and 18 is: 
The difference between 35 and 12 is: 
The difference between 45 and 18 is: 
The difference between 35 and 18 is: 
The difference between 37 and 10 is: 
The difference between 35 and 18 is: 