4 2x 1 )- 3 x 4 )= 6 x 2 July 8, 2019 16 32 64 128 3 x 2 4 2x 6 6 x 4 8 2x 1 4 1/2 + 1 1/3 4 + 4 = 6 4 x 4 x 4 x