8 1 х 3 5 7 July 8, 2019 16 32 64 128 1 8 13 х 3 5 7 8 1 3 5 7 8 1 3 5 7 9 8 1 2 3 5 7 8 1 3 7 5 6 3 8 x 1 5 7 2 7 8 1 8 х 1 3 5 7 8 x 1 3 x 5 7 as a fraction 3 8 x 1 5 7 simplest form 3 х-5=81