by RonPurewal Sat Feb 28, 2015 2:31 pm
try to investigate this situation.
- pick a few pairs of numbers ("a" and "b").
- find (a – b) and (b – a).
- it won't take you very long to figure out what the deal is.
once you realize how (a – b) and (b – a) are related, you'll realize that the whole 1/xxxxx thing is just a distraction.