Answer: LCM of 3 and 7 is 21.

Also, What is the LCM of 3 and 9?

Answer: LCM of 3 and 9 is 9.

Hereof, What are 5 common multiples of 3 and 7?

The common multiples of 3 and 7 up to 70 are 21, 42, and 63. A multiple of a number a is a number that is the product of a and another number.

Also to know What is the GCF of 3 and 7? GCF of 3 and 7 by Listing Common Factors

The Greatest Common Factor of 3 and 7 is 1.

What is the LCM of 3 and 4?

Answer: LCM of 3 and 4 is 12.

## What is the LCM of 3 and 3?

What is the LCM of 3 and 3? The LCM of 3 and 3 is 3. To find the least common multiple (LCM) of 3 and 3, we need to find the multiples of 3(multiples of 3 = 3, 6, 9, 12, . .) and choose the smallest multiple that is exactly divisible by 3 and 3, i.e., 3.

## What is the HCF of 14 and 21?

Answer: HCF of 14 and 21 is 7.

## What is the LCM of 8 and 3?

What is the LCM of 3 and 8? Answer: LCM of 3 and 8 is 24.

## What is the LCM of 7/10 and 3?

Therefore, the LCM of 3, 7, and 10 is 210.

## What are the first three common multiples of 2 7?

Step 1: List a few multiples of 2 (2, 4, 6, 8, 10, 12, 14, . . . ) and 7 (7, 14, 21, 28, 35, 42, 49, . . . . ) Step 2: The common multiples from the multiples of 2 and 7 are 14, 28, . . . Step 3: The smallest common multiple of 2 and 7 is 14.

## What is the lowest common multiple of 3 7 and 11?

Least common multiple (LCM) of 7, 3, 7, 11 is 231.

## What is the GCF for 2 and 7?

Answer: GCF of 2 and 7 is 1.

## What is the GCF of 7 and 7?

What is the GCF of 7 and 7? The GCF of 7 and 7 is 7.

## What is the HCF of 4 and 8?

HCF of 4 and 8 by Prime Factorization

As visible, 4 and 8 have common prime factors. Hence, the HCF of 4 and 8 is 2 × 2 = 4.

## What is the GCF of 3 and 4?

GCF of 3 and 4 by Listing Common Factors

The Greatest Common Factor of 3 and 4 is 1.

## What is the HCF of 12 and 16?

Answer: HCF of 12 and 16 is 4.

## What is the GCF of 3 and 3?

What is the GCF of 3 and 3? The GCF of 3 and 3 is 3.

## What is the LCM of 3 and 10?

Answer: LCM of 3 and 10 is 30.

## What is the HCF of 14?

Factors of 14 = 1, 2, 7 and 14. Factors of 18 = 1, 2, 3, 6, 9 and 18. Therefore, common factor of 14 and 18 = 1 and 2.

## What is the HCF of 13?

Solution: The highest number that divides 13 and 19 exactly is their highest common factor, i.e. HCF of 13 and 19. ⇒ Factors of 13 and 19: Factors of 13 = 1, 13.

## What is the HCF of 49?

To find the HCF of 49 and 56, we will find the prime factorization of the given numbers, i.e. 49 = 7 × 7; 56 = 2 × 2 × 2 × 7. ⇒ Since 7 is the only common prime factor of 49 and 56. Hence, HCF (49, 56) = 7.

## What is the GCF of 72 and 36?

Answer: GCF of 72 and 36 is 36.

## What is the LCM of 10 and 15?

Answer: LCM of 10 and 15 is 30.

## What is the LCM of 10 and 7?

The LCM of 7 and 10 is 70.

## What is the LCM of 3 7 and 15?

The Least Common Multiple (LCM) of 3, 7, and 15 is 105.