what is -4/6 divided by 6?

-4/6 ÷ 6/1 can be written as -4/6 • 1/6 which simplifies to (-4•6)/(6•1) where the sixes cancel out, leaving us with -4/1 or -4

-4/6 /  6    =

-4/6  /  [ 6 / 1]  =

[-4 / 6] *  [1 / 6]  = 

-4 / 36  =

-1 / 9