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Mathematics 9 Online
OpenStudy (anonymous):

How to do this problem, explain please! 16*3-4/16-3*4

OpenStudy (anonymous):

Focus on the order of operations. Do you know PEMDAS?

OpenStudy (anonymous):

Can you please tell me the answer and be more in depth? and yesssss I do know PEMDAS but I'm stuck on this particular one.

OpenStudy (agreene):

Parenthesis Exponents Multiplication Division Addition Subtraction

OpenStudy (anonymous):

Can you please tell me the answer and be more in depth? and yesssss I do know PEMDAS but I'm stuck on this particular one.

OpenStudy (anonymous):

Sure! Well, there are no parenthesis. Or exponents. Next is Multiplication or division. Becasue these two have no preference as to what happens first, you can just go as you read in the question.

OpenStudy (anonymous):

So, you would start out with 16*3

OpenStudy (anonymous):

@cj23194

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

Which is?

OpenStudy (anonymous):

which is what

OpenStudy (anonymous):

16*3=?

OpenStudy (anonymous):

48

OpenStudy (anonymous):

Good! So our new equation is 48-4/16-3*4. What do you think we do next?

OpenStudy (anonymous):

3*4

OpenStudy (anonymous):

That's an option, yes. However, I like to think of PEMDAS like this: P E MD AS

OpenStudy (anonymous):

It doesn't really matter in this problem, but you should get into the habit.

OpenStudy (anonymous):

48-4

OpenStudy (anonymous):

Not quite. Multiplication and Division still come before Addition and Subtraction

OpenStudy (anonymous):

The next step would be 4/16

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