3 3 x 1 81 July 8, 2019 16 32 64 128 3 х 1 81 13 3 x 81 1 3 x 9 Simplify 9 1 3 x 81 1 3 3 x 1 2 3 81 3 x 1 81 as a fraction 3 x 1 81 practice problems 10 3 * 3 x 3 x 1 81