3 10 1 4x 3 2 July 8, 2019 16 32 64 128 3 2x 1 10 4x 2 6 6x 3 12 26 1 + 2 + 3 + 4 = 10 3 10 + 4 10 4 3x10-3 4 3/10 - 2