The difference between 61 and 34 is: 
The difference between 76 and 52 is: 
The difference between 67 and 34 is: 
The difference between 61 and 30 is: 
The difference between 61 and 34 is: 
The difference between 61 and 54 is: 
The difference between 68 and 31 is: 
The difference between 61 and 34 is: 