Quote:
Originally Posted by Mr. Hui
I wonder what happens when you try to simplify 0.999... ?

Mr Hui,
I think this one becomes 1 as the following illustrates:
let x = 0.999 and 10x = 9.999
10x  x = 9
9x = 9
x = 1
0.999 is approx = 1 (I guess there has to be some rounding at due to the nature of decimals, whereas fractions can be more exact.