The difference between 31 and 14 is: 
The difference between 58 and 30 is: 
The difference between 37 and 14 is: 
The difference between 31 and 10 is: 
The difference between 51 and 14 is: 
The difference between 31 and 14 is: 
The difference between 37 and 10 is: 
The difference between 31 and 14 is: 