The difference between 70 and 29 is: 
The difference between 56 and 10 is: 
The difference between 79 and 29 is: 
The difference between 70 and 20 is: 
The difference between 80 and 29 is: 
The difference between 70 and 19 is: 
The difference between 77 and 26 is: 
The difference between 70 and 29 is: 