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Which of the following expresses 16 + 36 by using the GCF of the two numbers? 4(4 + 9) 4(4 + 32) 8(2 + 28) 8(8 + 28)
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2 votes
Which of the following expresses 16 + 36 by using the GCF of the two numbers?

4(4 + 9)
4(4 + 32)
8(2 + 28)
8(8 + 28)

User Faire
by
7.1k points

2 Answers

4 votes
Make a list of the factors for both numbers and see the smallest common factor. Put that on the outside of parenthesis. Add the other number in the factor pair in the parenthesis for both numbers.

4(4 +9)
User Garen
by
8.4k points
7 votes
answer is 4(4 + 9) (first choice)

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User Karup
by
8.1k points
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