The difference between 60 and 32 is: 
The difference between 66 and 15 is: 
The difference between 68 and 32 is: 
The difference between 60 and 30 is: 
The difference between 90 and 32 is: 
The difference between 60 and 22 is: 
The difference between 69 and 31 is: 
The difference between 60 and 32 is: 