The difference between 91 and 32 is: 
The difference between 64 and 34 is: 
The difference between 93 and 32 is: 
The difference between 91 and 30 is: 
The difference between 71 and 32 is: 
The difference between 91 and 82 is: 
The difference between 99 and 30 is: 
The difference between 91 and 32 is: 