The difference between 46 and 29 is: 
The difference between 97 and 64 is: 
The difference between 49 and 29 is: 
The difference between 46 and 25 is: 
The difference between 36 and 29 is: 
The difference between 46 and 39 is: 
The difference between 48 and 21 is: 
The difference between 46 and 29 is: 