The difference between 70 and 63 is: 
The difference between 89 and 39 is: 
The difference between 74 and 63 is: 
The difference between 70 and 60 is: 
The difference between 70 and 63 is: 
The difference between 70 and 43 is: 
The difference between 78 and 61 is: 
The difference between 70 and 63 is: 