The difference between 72 and 50 is: 
The difference between 30 and 24 is: 
The difference between 75 and 50 is: 
The difference between 72 and 50 is: 
The difference between 92 and 50 is: 
The difference between 72 and 50 is: 
The difference between 80 and 58 is: 
The difference between 72 and 50 is: 