What Is The LCM Of 7 9 And 21?

by | Last updated on January 24, 2024

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The LCM of 9 and 21 is the product of all prime numbers on the left, i.e. LCM(9, 21) by division method = 3 × 3 × 7 =

63

.

What is the LCM of 7 14 and 21?

Answer: LCM of 7, 14, and 21 is

42

.

What is the LCM of 7 11 and 21?

∴LCM(7, 11, 21, 22) =

462

.

What is the LCM of 7 18 and 21?

1. LCM of 7 and 18 2. List of Methods 3. Solved Examples 4. FAQs

What is the LCM for 7 and 9?

The LCM of 7 and 9 is

63

. To find the least common multiple (LCM) of 7 and 9, we need to find the multiples of 7 and 9 (multiples of 7 = 7, 14, 21, 28 . . . .

What is the LCM of 22 and 7?

The LCM of 7 and 22 is

154

.

What is the LCM of 7?

Answer: LCM of

7 and 7 is 7

.

What is the HCF of 14 and 21?

HCF of 14 and 21 by Prime Factorization

As visible, 14 and 21 have only one common prime factor i.e.

7

. Hence, the HCF of 14 and 21 is 7.

What is the HCF of 31 and 13?

Answer: GCF of 13 and 31 is

1

.

What is the LCM of 27 23 and 15?

The least common multiple of 27, 23 and 15 is

3105

.

What is the LCM for 15 and 10?

Answer: LCM of 10 and 15 is

30

.

Whats the LCM of 18 and 27?

The LCM of 18 and 27 is

54

. To find the least common multiple of 18 and 27, we need to find the multiples of 18 and 27 (multiples of 18 = 18, 36, 54, 72; multiples of 27 = 27, 54, 81, 108) and choose the smallest multiple that is exactly divisible by 18 and 27, i.e., 54.

What is the LCM of 7 and 13?

Answer: LCM of 7 and 13 is

91

.

What is the LCM of 5 7 and 9?

Answer: LCM of 5, 7, and 9 is

315

.

What is the LCM of 9 6 and 7?

What is the LCM of 6, 7, and 9? Answer: LCM of 6, 7, and 9 is

126

.

Does 7 and 9 have a common factor?

Answer: GCF of 7 and 9 is

1

.

Juan Martinez
Author
Juan Martinez
Juan Martinez is a journalism professor and experienced writer. With a passion for communication and education, Juan has taught students from all over the world. He is an expert in language and writing, and has written for various blogs and magazines.