The difference between 49 and 48 is: 
The difference between 54 and 29 is: 
The difference between 49 and 48 is: 
The difference between 49 and 47 is: 
The difference between 69 and 48 is: 
The difference between 49 and 38 is: 
The difference between 50 and 49 is: 
The difference between 49 and 48 is: 