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24 votes
24 votes
Complete the following:

Multiply these numbers the quickest and easiest way possible: 87 x 5 x 2

Explain how you were able to quickly determine the product. Justify your reasoning using a property of multiplication.

User Dima Ogurtsov
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1 Answer

20 votes
20 votes
The answer is 870 and here’s how I did it. First off, I multiplied 5 times 2 which is 10. Then, I multiplied 87 times 10 which is the answer, 870. Reminder: When multiplying a number by 10, make sure to put a 0 at the end
User Leonbloy
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