27A + 39D = 1A 71D 13 3 72D 43 3 71D * 72D = 3A 20A + 11D = 10A 37D * 4 = 12A 23D * 2 = 14A 13D - 9D = 16A 37D * 2 = 18A 24A / 8 = 21A 32D ^ 3 = 24A DS 17D digsum = DS 18A - DS = 26A 9D + 25D = 28A 36A + 5D = 31A 36A + 25D = 33A 25D - 15D = 35A 6A * 2 = 38A 13D + 30D = 40A 27A * 8 = 41A 41A * 2 = 1D 2D * 29D = 3D 23D - 8A = 4D 32D squared = 7D 30D / 2 = 9D HG 26A * 17D = HG HG * 37D = 19D DUB 16A * 2 = DUB DUB + 37D = 22D SLM 12A + 28A = SLM SLM + 9D = 24D 211A 42 4 212A 46 4 211A + 212A = 30D 12A * 4 = 32D 34D digsum = 2D