The difference between 74 and 13 is: 
The difference between 81 and 10 is: 
The difference between 76 and 13 is: 
The difference between 74 and 10 is: 
The difference between 94 and 13 is: 
The difference between 74 and 63 is: 
The difference between 80 and 19 is: 
The difference between 74 and 13 is: 