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What is the greatest common factor of 18 27 and 81?
A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that both numbers have in common. One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them. The factors of 18 are 1, 2, 3, 6, 9, and 18. The factors of 27 are 1, 3, 9, and 27. The factors of 81 are 1, 3, 9, 27, and 81. The common factors are 1, 3, and 9. Therefore, the greatest common factor is 9.
What is the greatest common factor of 12 and 18?
The GCF of 12 and 18 is 6.One way to determine the greatest common factor is to find all the factors of the numbers and compare them.The factors of 12 are 1, 2, 3, 4, 6, and 12.The factors of 18 are 1, 2, 3, 6, 9, and 18.The common factors are 1, 2, 3, and 6.Therefore, the greatest common factor is 6.The Greatest Common Factor (GCF) is: 6The GCF is 6.
What is the highest common factor 12 and 42?
The greatest common factor of the numbers 12 and 42 is 6.
What is the greatest common factor for 18 and 42?
The GCF is 6.
What is the greatest common factor of 84 210 300?
6
