Greatest Common Factor of 7, 60, 70, 66

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

• Greatest Common Factor of 7, 60, 70, 66 by common division method
• Greatest Common Factor of 7, 60, 70, 66 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 7

List of positive integer factors of 7 that divides 7 without a remainder.

1,7

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Factors of 66

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

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

Greatest Common Factor

We found the factors 7,60,70,66 . The biggest common factor number is the GCF number.
So the greatest common factor 7,60,70,66 is 1.

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

• GCF of 3, 41, 79, 31
• GCF of 4, 96, 28, 34
• GCF of 9, 84, 50, 89
• GCF of 6, 94, 42, 71
• GCF of 4, 35, 27, 74

1. What is the GCF of 7, 60, 70, 66?

Answer: GCF of 7, 60, 70, 66 is 1.

2. How to Find the GCF of 7, 60, 70, 66

Answer: Greatest Common Factor(GCF) of 7, 60, 70, 66 = 1

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

Step 2: Then multiply all the prime factors GCF(7, 60, 70, 66) = 1.