The difference between 99 and 29 is: 
The difference between 79 and 48 is: 
The difference between 99 and 29 is: 
The difference between 99 and 24 is: 
The difference between 59 and 29 is: 
The difference between 99 and 39 is: 
The difference between 93 and 29 is: 
The difference between 99 and 29 is: 