The difference between 78 and 58 is: 
The difference between 94 and 47 is: 
The difference between 79 and 58 is: 
The difference between 78 and 56 is: 
The difference between 78 and 58 is: 
The difference between 78 and 48 is: 
The difference between 71 and 54 is: 
The difference between 78 and 58 is: 