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A factor is a divisor - a number that will evenly divide into another number.
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 27 are 1, 3, 9, and 27.
The factors of 38 are 1, 2, 19, and 38.
The only common factor is 1 .
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What are all factors of 27?
The factors of 27 are 1, 3, 9, and 27. The factors of 38 are 1, 2, 19, and 38.
What are the common factors of 28 and 38?
The common factors of 28 and 38 are 1 and 2.The factors of 38 are 1, 2, 19, and 38The factors of 28 are 1, 2, 4, 7, 14, and 28The common factors of 38 and 28 are 1 and 2The GCF (Greatest Common Factor) of 38 and 28 is 2
What are the common factors of 18 and 38?
Factors of 18 are 1, 2, 3, 6, 9, and 18 Factors of 38 are 1, 2, 19, and 38 The common factors of 18 and 38 are 1 and 2.
What are the common factors of 27 and 36?
The common factors of 27 and 36 are 1, 3 and 9.
What are the common factors of 27 and 39?
The common factors of 27 and 39 are 1 and 3
