Greatest Common Factor of 20, 50, 100

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

• Greatest Common Factor of 20, 50, 100 by common division method
• Greatest Common Factor of 20, 50, 100 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 5 = 10

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 50

List of positive integer factors of 50 that divides 50 without a remainder.

1,2,5,10,25,50

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 20,50,100 . The biggest common factor number is the GCF number.
So the greatest common factor 20,50,100 is 10.

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

• GCF of 29, 49, 634
• GCF of 65, 62, 327
• GCF of 94, 67, 991
• GCF of 51, 31, 676
• GCF of 81, 24, 350

1. What is the GCF of 20, 50, 100?

Answer: GCF of 20, 50, 100 is 10.

2. How to Find the GCF of 20, 50, 100

Answer: Greatest Common Factor(GCF) of 20, 50, 100 = 10

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

Step 2: Then multiply all the prime factors GCF(20, 50, 100) = 10.