Greatest Common Factor of 84, 99, 18

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 84, 99, 18 by common division method
• Greatest Common Factor of 84, 99, 18 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 99

List of positive integer factors of 99 that divides 99 without a remainder.

1,3,9,11,33,99

Factors of 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Greatest Common Factor

We found the factors 84,99,18 . The biggest common factor number is the GCF number.
So the greatest common factor 84,99,18 is 3.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 55, 43, 44
• GCF of 45, 80, 32
• GCF of 41, 42, 48
• GCF of 89, 69, 74
• GCF of 18, 53, 51

1. What is the GCF of 84, 99, 18?

Answer: GCF of 84, 99, 18 is 3.

2. How to Find the GCF of 84, 99, 18

Answer: Greatest Common Factor(GCF) of 84, 99, 18 = 3

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(84, 99, 18) = 3.