The difference between 90 and 64 is: 
The difference between 52 and 26 is: 
The difference between 96 and 64 is: 
The difference between 90 and 60 is: 
The difference between 70 and 64 is: 
The difference between 90 and 64 is: 
The difference between 97 and 61 is: 
The difference between 90 and 64 is: 