The difference between 69 and 68 is: 
The difference between 59 and 53 is: 
The difference between 69 and 68 is: 
The difference between 69 and 60 is: 
The difference between 79 and 68 is: 
The difference between 69 and 58 is: 
The difference between 70 and 69 is: 
The difference between 69 and 68 is: 