Question

Find LCM and HCF by prime factorization method. 24,40 and 60

Answer 1

So, factors of 24 are 2, 4, 6, 8, 12 and 24.

Of these only 2, 4 are the only factors for 40 and 60.

So, the great common factor for all three (24, 40, 60) is 4

Answer 4