Question

Find the LCM of 12, 15 and 21.​

Answer 1

Answer:

Given - No. 12 , 15 and 21

To find - LCM

Solution -

12 = 2 × 2 × 3

15 = 3 × 5

21 = 3 × 7

2 × 2 × 3 × 5× 7

12 × 35

420