Question

what is the LCM of the 12 16
20

Answer 1

240  is the LCM of 12,16,20

Answer 2

LCM of 12, 16, and 20 is -

Answer : $\bold{LCM \: = \: 240}$

Explanation -

Finding Prime Factors -

12 = 2 x 2 x 3

16 = 2 x 2 x 2 x 2

20 = 2 x 2 x 5

Factors of 12 , 16, and 20 = 2⁴ x 3 x 5 .

2⁴ x 3 x 5 = 240.

Hence : LCM of 12 , 16, and 20 = 240