Question

The GCF of 9, 27, 18 is

Answer 1

Answer:

The factors of 18 are 1, 2, 3, 6, 9, 18. The factors of 27 are 1, 3, 9, 27. The common factors of 18 and 27 are 1, 3 and 9. The greatest common factor of 18 and 27 is 9.

Step-by-step explanation:

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Answer 2

SOLUTION

TO DETERMINE

The GCF of 9 , 27 , 18

CONCEPT TO BE IMPLEMENTED

GCF :

For the given two or more numbers GCF is the greatest number that divides each of the numbers

EVALUATION

Here the given numbers are 9 , 27 , 18

We prime factorise the given numbers

9 = 3 × 3

27 = 3 × 3 × 3

18 = 2 × 3 × 3

Hence the required GCF

= 3 × 3

= 9

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