Question: what is the least common multiple of 4 5 and 8?
Answer: The LCM of 4,5,8 4 , 5 , 8 is the result of multiplying all prime factors the greatest number of times they occur in either number. The LCM of 4,5,8 4 , 5 , 8 is 2⋅2⋅2⋅5=40 2 ⋅ 2 ⋅ 2 ⋅ 5 = 40 .