Question

Florence is stuck and isn't sure how to proceed with her math homework. The question asks her to evaluate a numerical expression.

Evaluate 3(8.4+6.6) .

Her older sister suggests that there actually two ways Florence could work the problem.

Explain the two methods Florence's sister is advising Florence to choose from. Which way would you see the problem?

Answer 1

Please do not copy-paste my response.

You have a number multiplied to a set of parentheses. Therefore, you can distribute the 3 first and then add the terms.

Alternatively, you could add the numbers inside the parentheses and then multiply by 3.

Whichever one you see really comes down to personal preference.

Answer 2

I think that is is 45, because of Orders of Operations