Question

Find the lcm of 50,72,120 by prime factorisation method ​

Answer 1

Answer: the LCM is 1,800

Explanation:

50, 72, 120

50= 5*5*2;

72=2*2*2*3*3;

120=2*2*2*3*5

_________
keep the 2s, 3s, and 5s

LCM= (2^3)*(3^2)*(5^2)

LCM=8*9*25

LCM= 1,800

From MysticAlanCheng