Least common factor of 18 and 12 July 8, 2019 16 32 64 128 Least common factor of 12 18 and 24 Least common factor of 12 15 and 18 Least common factor of 8 12 and 18 Least common factor of 9 12 18 Least common factor of 6 12 18 Find the least common factor of 12 and 18 Find the least common multiple 12 18 20 ka lcm Find a common denominator of fractions