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5 votes
Another way to group the factores. (2×3)×3

User Alex Polo
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2 Answers

6 votes
I agree he is right
User Msun
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4 votes
In this case you can arrange the factors in several different ways, but still get the same answer.

2*3*3, 3*2*3, 3*3*2, and so on. All produce the product 18.
User Super
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