The difference between 67 and 35 is: 
The difference between 84 and 27 is: 
The difference between 68 and 35 is: 
The difference between 67 and 32 is: 
The difference between 87 and 35 is: 
The difference between 67 and 15 is: 
The difference between 70 and 38 is: 
The difference between 67 and 35 is: 