9 10 x 2 15 July 8, 2019 16 32 64 128 2x2 3x 1 2 10 x 2 15x 9 0 9 4 x 2 3 10 15 X 2 − 15x 10 9 2 15 x 9 10 as a fraction 9+10 = 11 2 x 9/10 9/10 x 15