The difference between 71 and 70 is: 
The difference between 36 and 27 is: 
The difference between 75 and 70 is: 
The difference between 71 and 70 is: 
The difference between 91 and 70 is: 
The difference between 71 and 40 is: 
The difference between 80 and 79 is: 
The difference between 71 and 70 is: 