The difference between 63 and 34 is: 
The difference between 59 and 49 is: 
The difference between 66 and 34 is: 
The difference between 63 and 31 is: 
The difference between 63 and 34 is: 
The difference between 63 and 14 is: 
The difference between 69 and 30 is: 
The difference between 63 and 34 is: 