The difference between 89 and 65 is: 
The difference between 64 and 53 is: 
The difference between 86 and 65 is: 
The difference between 89 and 67 is: 
The difference between 89 and 65 is: 
The difference between 89 and 15 is: 
The difference between 92 and 68 is: 
The difference between 89 and 65 is: 