Question

lcm of 28,15,18find lcm of following

Answer 1

Answer:

Here's your answer in above attachments.

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Answer 2

AnsWer :

1260.

SolutioN :

Let's,

• N1 = 28.
• N2 = 15.
• N3 = 18.

Now, Let's Find LCM of ( N1 , N2 and N3 )

★ For N1

2 | 28

2 | 14

7 | 7

| 1

$\rule{90}2$

★ For N2.

3 | 15.

5 | 5

| 1

$\rule{90}2$

For N3.

3 | 18.

3 | 6

2 | 2

| 1

$\rule{90}2$

Now, LCM ( N1 , N2 and N3 )

→ 2 * 2 * 3 * 3 * 7 * 5.

→ 1260.

$\rule{200}3$

MorE InformatioN :

LCM → Least common multiple.

HCF → Highest Common Factor.