The difference between 90 and 59 is: 
The difference between 60 and 38 is: 
The difference between 99 and 59 is: 
The difference between 90 and 50 is: 
The difference between 70 and 59 is: 
The difference between 90 and 89 is: 
The difference between 94 and 53 is: 
The difference between 90 and 59 is: 