Greatest Common Factor of 80, 90, 345

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

• Greatest Common Factor of 80, 90, 345 by common division method
• Greatest Common Factor of 80, 90, 345 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

Factors of 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 345

List of positive integer factors of 345 that divides 345 without a remainder.

1,3,5,15,23,69,115,345

Greatest Common Factor

We found the factors 80,90,345 . The biggest common factor number is the GCF number.
So the greatest common factor 80,90,345 is 5.

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

• GCF of 82, 99, 478
• GCF of 13, 95, 580
• GCF of 64, 65, 167
• GCF of 68, 51, 330
• GCF of 16, 51, 487

1. What is the GCF of 80, 90, 345?

Answer: GCF of 80, 90, 345 is 5.

2. How to Find the GCF of 80, 90, 345

Answer: Greatest Common Factor(GCF) of 80, 90, 345 = 5

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

Step 2: Then multiply all the prime factors GCF(80, 90, 345) = 5.