Since 6 is a factor of 60, they have in common all of the factors of 6: 1, 2, 3 & 6.
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The common factors are: 1, 2, 3, 6.
The GCF of 42 and 60 is 6 More detail: One way to determine the greatest common factor is to find all the factors of the numbers and compare them. 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 common factors are 1, 2, 3, and 6. Therefore, the greatest common factor is 6. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 42 are 2, 3, and 7. The prime factors of 60 are 2, 2, 3, and 5. The common prime factors are 2 and 3, so the greatest common factor is 2 x 3 = 6. The greatest common factor of 60 and 42 is 6
The term common factors specifically refers to the factors shared by two or more numbers. Since 60 is a single number, you could say that it shares all of its factors with itself.The factors of 60 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, and 60.The factors of 60 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30 and 60. For them to be common, they need to be compared to another set of factors.
The common factors of 45 and 96 are: 1 and 3
The factors of 60 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60 The factors of 76 are: 1, 2, 4, 19, 38, 76 The common factors are: 1, 2, 4