The difference between 70 and 52 is: 
The difference between 64 and 30 is: 
The difference between 75 and 52 is: 
The difference between 70 and 50 is: 
The difference between 60 and 52 is: 
The difference between 70 and 32 is: 
The difference between 79 and 51 is: 
The difference between 70 and 52 is: 