Greatest Common Factor of 66, 18, 100

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

• Greatest Common Factor of 66, 18, 100 by common division method
• Greatest Common Factor of 66, 18, 100 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 66

List of positive integer factors of 66 that divides 66 without a remainder.

1,2,3,6,11,22,33,66

Factors of 18

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

1,2,3,6,9,18

Factors of 100

List of positive integer factors of 100 that divides 100 without a remainder.

1,2,4,5,10,20,25,50,100

Greatest Common Factor

We found the factors 66,18,100 . The biggest common factor number is the GCF number.
So the greatest common factor 66,18,100 is 2.

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

• GCF of 90, 24, 456
• GCF of 63, 64, 793
• GCF of 60, 40, 450
• GCF of 13, 64, 514
• GCF of 20, 89, 564

1. What is the GCF of 66, 18, 100?

Answer: GCF of 66, 18, 100 is 2.

2. How to Find the GCF of 66, 18, 100

Answer: Greatest Common Factor(GCF) of 66, 18, 100 = 2

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

Step 2: Then multiply all the prime factors GCF(66, 18, 100) = 2.