The difference between 63 and 33 is: 
The difference between 76 and 38 is: 
The difference between 67 and 33 is: 
The difference between 63 and 30 is: 
The difference between 53 and 33 is: 
The difference between 63 and 23 is: 
The difference between 66 and 37 is: 
The difference between 63 and 33 is: 