The difference between 66 and 64 is: 
The difference between 60 and 43 is: 
The difference between 65 and 64 is: 
The difference between 66 and 64 is: 
The difference between 96 and 64 is: 
The difference between 66 and 54 is: 
The difference between 71 and 69 is: 
The difference between 66 and 64 is: 