6 4 4 18 July 8, 2019 16 32 64 128 4 6 x 4 18 4 6 х )* 19 4 18 4 4 18 6 8 4 6 4 18 in fraction form (- 4 6 (- 4 18 slope 6 4 14s )= 4 12 18s