Question

27. What is the least common multiple of
14 and 21?

Answer 1

By dismantling

14 = 7 • 2

21 = 7 • 3

The least common multiple is

7 • 2 • 3 = 42

Hope this helps.

Answer 2

Explanation:

14 = 2 * 7

21 = 3 * 7

Least common multiple = 7 * 2 *3 = 42