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The GCF of 8, 42, and 60 is 2.
The factors of 8 are 1, 2, 4, and 8.
The factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42.
The factors of 60 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, and 60.
The greatest common factor is 2.
Or, you can look at the prime factors.
The prime factors of 8 are 2, 2, and 2.
The prime factors of 42 are 2, 3, and 7.
The prime factors of 60 are 2, 3, and 5.
The only prime factor they all have in common is 2, so the greatest common factor is 2.
Using factor trees:
8
4,2
2,2,2
42
21,2
7,3,2
60
30,2
15,2,2
5,3,2,2
The GCF is 2.
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Greatest common factor of 42 and 60?
6
What is the greatest common factor of 30 42 48 and 60?
The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.The greatest common factor of 30, 42, 48, and 60 is 6
What is the greatest common factor of 60 and 130?
The greatest common factor for 60 and 130 is 10.
What is the greatest common factor of 36 60 and 96?
The greatest common factor of 36, 60, and 96 is 12
What are the common factors and greatest common factor of 42?
The common factors of 42 are the numbers that can evenly divide 42 without leaving a remainder. The common factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42. The greatest common factor (GCF) of 42 is the largest number that can divide 42 and another number without leaving a remainder. In this case, the GCF of 42 and any other number would be 42 itself.
