4 3 10 x 2 1 10 July 8, 2019 16 32 64 128 4 10 x 2 6 10 x 2 3 10 x 2 1 3 2 x 1 10 4 x 1 1000 1 + 2 + 3 + 4 = 10 4 1/2 + 1 1/3 4 x 10-3