What is the GCF of 8 and 20?

What is the GCF of 8 and 20?

4
GCF of 8 and 20 by Listing Common Factors Therefore, the greatest common factor of 8 and 20 is 4.

What is the GCF and LCM of 8 and 20?

The LCM of 8 and 20 is 40. To find the LCM of 8 and 20, we need to find the multiples of 8 and 20 (multiples of 8 = 8, 16, 24, 32 . . . . 40; multiples of 20 = 20, 40, 60, 80) and choose the smallest multiple that is exactly divisible by 8 and 20, i.e., 40.

What are the factors of 8 and 20?

For 8 and 20 those factors look like this:

• Factors for 8: 1, 2, 4, and 8.
• Factors for 20: 1, 2, 4, 5, 10, and 20.

What is the GCF of 8 and 16 and 20?

As you can see when you list out the factors of each number, 4 is the greatest number that 8, 16, and 20 divides into.

What is the LCM of 5 and 20?

20
Answer: LCM of 5 and 20 is 20.

What are the factors of 20?

Factors of 20

• Factors of 20: 1, 2, 4, 5, 10 and 20.
• Negative Factors of 20: -1, -2, -4, -5, -10 and -20.
• Prime Factors of 20: 2, 5.
• Prime Factorization of 20: 2 × 2 × 5 = 22 × 5.
• Sum of Factors of 20: 42.

What are the common multiples of 4 5 and 8?

40, 81, 42, 24. The value of LCM of 4, 5, 8 is the smallest common multiple of 4, 5, and 8.

What is the factor of 20?

Hence, the factors of 20 are 1, 2, 4, 5, 10, and 20. Important Notes: Factors of a number are all the possible numbers it is divisible by. They may be prime numbers or composite numbers.

What is GCF and LCM of 5 and 20?

100/20
If the LCM of 20 and 5 is 20, Find its GCF. Therefore, the GCF = 100/20 = 5.

What is the GCF of 5 and 20?

To find the GCF of 5 and 20, we will find the prime factorization of the given numbers, i.e. 5 = 5; 20 = 2 × 2 × 5. ⇒ Since 5 is the only common prime factor of 5 and 20. Hence, GCF (5, 20) = 5.

How to find the GCF of 8 and 20?

Frequently Asked Questions on GCF of 8 and 20 1 Find the prime factorization of 8 8 = 2 x 2 x 2 2 Find the prime factorization of 20 20 = 2 x 2 x 5 3 Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf: GCF = 2 x 2 = 4 4 Therefore, the greatest common factor of 8 and 20 is 4

Which is the greatest common factor of 5 and 20?

Greatest Common Factor. We found the factors and prime factorization of 5 and 20. The biggest common factor number is the GCF number. So the greatest common factor 5 and 20 is 5.

Which is the greatest factor of 8 and 20?

Greatest Common Factor of 8 and 20 Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 8, 20 i.e. 4 largest integer by which both the numbers can be divided. Greatest common factor (GCF) of 8 and 20 is 4. GCF (8,20) = 4

Which is the greatest common factor in 8, 10, 12?

Highlight all common factors. 1 and 2 are common factors in the factors of 8, 10 and 12. So, 2 is the greatest common number in all common factors. 2. Prime Factorization In the prime factorization method, we list the prime factors of all numbers.