The difference between 86 and 58 is: 
The difference between 68 and 17 is: 
The difference between 89 and 58 is: 
The difference between 86 and 50 is: 
The difference between 66 and 58 is: 
The difference between 86 and 68 is: 
The difference between 89 and 51 is: 
The difference between 86 and 58 is: 