The difference between 58 and 30 is: 
The difference between 67 and 31 is: 
The difference between 58 and 30 is: 
The difference between 58 and 35 is: 
The difference between 68 and 30 is: 
The difference between 58 and 10 is: 
The difference between 64 and 36 is: 
The difference between 58 and 30 is: 