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by firkinfedup
Tue Sep 25, 2012 8:26 pm
Forum: Pre-Algebra
Topic: Ordering confusion
Replies: 2
Views: 3816

Re:

Now given the following... 9 / 3 x 7 - 2^3 + 7 Following the rules as above, I would do 2^3 and then 3 x 7. But this is wrong, so my confusion is why the division comes before the first multiplication or is it simply a matter of how it's written? This is exactly the ambiguity discussed in the last ...
by firkinfedup
Tue Sep 25, 2012 8:00 pm
Forum: Pre-Algebra
Topic: Ordering confusion
Replies: 2
Views: 3816

Ordering confusion

Hi there, I'm trying to relearn Algebra from the ground up, and its been a long time so I have a bit of a noobish question regarding an equation in the book I'm reading. So it says to use the ordering system, PEMDAS Parentheses Exponents Multiplications Divisions Addition Subtraction Now given the f...

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