The difference between 70 and 28 is: 
The difference between 12 and 10 is: 
The difference between 79 and 28 is: 
The difference between 70 and 20 is: 
The difference between 60 and 28 is: 
The difference between 70 and 48 is: 
The difference between 74 and 22 is: 
The difference between 70 and 28 is: 