Why is 7 and 15 multiplied to get the LCM?

Anonymous

∙ 13y ago

Updated: 8/19/2019

The factors of 15 is 3 and 5 i.e we get 15 by multiplying 3 and 5. All the three numbers are prime numbers ( they are divisible by only 1 and themselves). Hence the LCM can be only the product of 3, 5 and 7.

Wiki User

∙ 13y ago

What else can I help you with?

What is the LCM of 15 8 7?

The LCM is 840.

Why is 105 the product and LCM of 15 and7?

105 is the product of 15 and 7 since 15 x 7 = 105. As 15 and 7 have no common factor except 1, their lowest common multiple is when they are multiplied together, that is 105. The LCM of any two numbers is their product divided by their highest common factor.

What is the LCM for 15 9 and 7?

The LCM of 15, 9, 7 is 315.

What is the LCM of 15 12 and 7?

The LCM is 420.

What if the LCM of 3 7 15?

The LCM is 105.

What is the LCM of 15 and 10 multiplied by the LCM of 6 and 20?

30 x 60 = 1800

What is the LCM for 5 8 15 7?

The LCM is 840.

What is the LCM of 15 and 7?

The LCM is 105.

What is the LCM of 15and 49?

LCM of 15 and 49 =705Prime factorization of:15 = 3 * 549 = ........ 7 * 7===========LCM=3* 5 *7 * 7 = 705

What is the LCM of 3 7 and 15?

lcm(3, 7, 15) = 105. 3 = 3 7 = 7 15 = 3 x 5 lcm = 3 x 5 x 7 = 105

What is the LCM of 15 7 and 28?

The LCM is: 420

What is the least common multiple of 3 7 and 15?

The LCM of 3, 7, and 15 is 105