The difference between 70 and 40 is: 
The difference between 85 and 46 is: 
The difference between 77 and 40 is: 
The difference between 70 and 40 is: 
The difference between 70 and 40 is: 
The difference between 70 and 30 is: 
The difference between 70 and 45 is: 
The difference between 70 and 40 is: 