THE MYSTERIOUS OF THE NUMBER NINE (9)

What is known.
9 = 3x3
9 = 9x1
9 = sqrt 81 e.t.c
what is new:
The fractional law of 9
states: any proper fraction of nine, is a recurring decimal of its numerator
e.g. 1/9 = 0.111...
2/9 = 0.222...