The difference between 61 and 36 is: 
The difference between 96 and 47 is: 
The difference between 69 and 36 is: 
The difference between 61 and 30 is: 
The difference between 51 and 36 is: 
The difference between 61 and 16 is: 
The difference between 66 and 31 is: 
The difference between 61 and 36 is: 