The difference between 87 and 72 is: 
The difference between 94 and 67 is: 
The difference between 84 and 72 is: 
The difference between 87 and 76 is: 
The difference between 97 and 72 is: 
The difference between 87 and 12 is: 
The difference between 92 and 77 is: 
The difference between 87 and 72 is: 