Question: What Are The First Three Common Multiples Of 9 And 15?

What are the first 3 common multiples of 9 and 21?

63, 126, 189, 252, etc.

Since 63 is the first number they have in common, 63 is the least common multiple of 9 and 21..

What is the fastest way to find the LCM?

How to Find the LCM – FAST!!!Step 1) Find the GCF for the two numbers. For 18 and 30, GCF is 6.Step 2) Divide that GCF into either number; it doesn’t matter which one you choose, so choose the one that’s easier to divide. Choose 18. … Step 3) Take that answer and multiply it by the other number. … Step 4) Celebrate …

What is the LCM of 14 and 21?

Free LCM Calculator determines the least common multiple (LCM) between 14 and 21 the smallest integer that is 42 that is divisible by both numbers. Least Common Multiple (LCM) of 14 and 21 is 42.

What is the GCF of 3 and 9?

Greatest common factor (GCF) of 3 and 9 is 3.

What is the LCM of 3 and 10?

Least common multiple (LCM) of 3 and 10 is 30.

What is the LCM of 10 and 15?

Least common multiple (LCM) of 10 and 15 is 30.

What is the LCM of two numbers?

LCM (Least Common Multiple) of two numbers is the smallest number which can be divided by both numbers. For example, LCM of 15 and 20 is 60, and LCM of 5 and 7 is 35.

What are the multiples of 9 and 21?

The multiples of 9 are … , 54, 63, 72, …. The multiples of 21 are …, 42, 63, 84, … The common multiples of 9 and 21 are n x 63, intersecting the two sets above, n ≠ 0 ∈ Z n\neq 0 \thinspace\in\thinspace\mathbb{Z} n=0∈Z.

What is the GCF of 55 and 77?

11The greatest common factor of 55 and 77 is 11, because 11 is the highest number that is divisible by both numbers.

What are the least common multiples of 3 9 and 15?

The least common multiple is 45. The LCM of 3, 9 and 15 is 45.

What is the LCM of 3 9?

Least common multiple (LCM) of 3 and 9 is 9.

What is the formula of LCM?

The Least Common Multiple (LCM) of two integers a and b, usually denoted by LCM (a, b), is the smallest positive integer that is divisible by both a and b….Formula of L.C.M.Formulas To Calculate LCML.C.M formula for any two numbersL.C.M. = \frac{a\times b}{gcd\left(a,b\right)}1 more row

What are the first three common multiples?

Find the first three common multiples of: (a) 6 and 8 (b) 12 and…Multiple of 6 = 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 72,…Multiple of 8 = 8, 16, 24, 32, 40, 48, 56, 64, 72,…Multiple of 12 = 12, 24, 36, 48, 60, 72, 84, 96, 108, 120,…Multiple of 18 = 18, 36, 54, 72, 90, 108,….

What is the LCM of 2 and 4?

Explanation: Multiples of 2 are {2,4,6,8,10,12,14,16,…} Multiples of 4 are {4,8,12,16,…….) Hence common multiples are {4,8,12,16,…} and Lowest Common Multiple is 4 .

What is the LCM of 3 and 7?

Least common multiple (LCM) of 3 and 7 is 21.

What are the least common multiples of 9 12 and 15?

The LCM of 9,12,15 9 , 12 , 15 is 2⋅2⋅3⋅3⋅5=180 2 ⋅ 2 ⋅ 3 ⋅ 3 ⋅ 5 = 180 .

What are the first 3 common multiples of 6 and 9?

6,9,and 10 do not share any common factors among the three numbers. Thus, the common multiples would be 90, 180, 270, 360, 450, 540, 630, 720, 810, 900, 1080, 1170, 1260, …

What are multiples 9?

The first ten multiples of 9 are 9, 18, 27, 36, 45, 54, 63, 72, 81, 90.

What is the LCM of 5/6 and 7?

2 Answers By Expert Tutors. since the three numbers in question have no factors in common, the LCM is the product of all three, namely 210.

What is the LCM of 9 21?

Least common multiple (LCM) of 9 and 21 is 63.

What is the LCM of 15 and 20?

Least common multiple (LCM) of 15 and 20 is 60.