9 x 1 2 7 0 July 8, 2019 16 32 64 128 9 х 3 1 2 * 4 7 )= 0 X 3 9 x 0 1 2 7 9 x 7 1/2 9 x 1/27 9 x 8 = 9 x 7 / 2