The difference between 99 and 28 is: 
The difference between 83 and 47 is: 
The difference between 99 and 28 is: 
The difference between 99 and 26 is: 
The difference between 69 and 28 is: 
The difference between 99 and 28 is: 
The difference between 100 and 29 is: 
The difference between 99 and 28 is: 