The difference between 61 and 43 is: 
The difference between 56 and 45 is: 
The difference between 68 and 43 is: 
The difference between 61 and 40 is: 
The difference between 71 and 43 is: 
The difference between 61 and 43 is: 
The difference between 68 and 40 is: 
The difference between 61 and 43 is: 