The difference between 93 and 31 is: 
The difference between 94 and 91 is: 
The difference between 94 and 31 is: 
The difference between 93 and 32 is: 
The difference between 73 and 31 is: 
The difference between 93 and 81 is: 
The difference between 100 and 38 is: 
The difference between 93 and 31 is: 