6 9 x 4 10 July 8, 2019 16 32 64 128 6 10 x 5 9 x 4 8 6 9 10 * x 4 5 6 9 10 x 4 5 as a fraction 6 x 103 9 x 102 4 x 101 8 6 9 10 * x 3 4 6 10 x 4 9 x 3 8 9 15 x 4 10 x 5 6 6 3 5x 8 4 x 10 9 9 x 4 / 6 6 4/9 x =1