The difference between 64 and 38 is: 
The difference between 59 and 53 is: 
The difference between 69 and 38 is: 
The difference between 64 and 31 is: 
The difference between 64 and 38 is: 
The difference between 64 and 18 is: 
The difference between 68 and 32 is: 
The difference between 64 and 38 is: 