12 6 8 12 July 8, 2019 16 32 64 128 6 12 vs 8 12 roof pitch cost Lcm of 12 6 8 12 6 12 vs 8 12 6 12 x 8 12 6 12 8 12 as a fraction 6 12 vs 8 12 roof pitch 8 12 6 12 simplified 8 12 plus 6 12