The difference between 81 and 46 is: 
The difference between 41 and 39 is: 
The difference between 88 and 46 is: 
The difference between 81 and 40 is: 
The difference between 91 and 46 is: 
The difference between 81 and 26 is: 
The difference between 87 and 42 is: 
The difference between 81 and 46 is: 