The difference between 86 and 77 is: 
The difference between 92 and 62 is: 
The difference between 88 and 77 is: 
The difference between 86 and 70 is: 
The difference between 86 and 77 is: 
The difference between 86 and 17 is: 
The difference between 89 and 70 is: 
The difference between 86 and 77 is: 