The difference between 86 and 13 is: 
The difference between 35 and 11 is: 
The difference between 87 and 13 is: 
The difference between 86 and 11 is: 
The difference between 96 and 13 is: 
The difference between 86 and 13 is: 
The difference between 90 and 17 is: 
The difference between 86 and 13 is: 