The difference between 91 and 74 is: 
The difference between 94 and 82 is: 
The difference between 95 and 74 is: 
The difference between 91 and 70 is: 
The difference between 81 and 74 is: 
The difference between 91 and 64 is: 
The difference between 97 and 70 is: 
The difference between 91 and 74 is: 