The difference between 70 and 17 is: 
The difference between 62 and 23 is: 
The difference between 79 and 17 is: 
The difference between 70 and 10 is: 
The difference between 90 and 17 is: 
The difference between 70 and 67 is: 
The difference between 73 and 10 is: 
The difference between 70 and 17 is: 