Sorry, but we've all seen this one before.

And yes, it's true.

1/9 = .111(repeating)
9 * (1/9) = .999(repeating)
9 * (1/9) = 1
1 = .999(repeating)
Questions?

And while I'm here, why is it that everyone who posts this on any given forum (and I've seen it on many) has to make it so damn complicated? Why not used the four lines I've posted above? It is just for the sake of making someone's head spin?