Order of Operations - Cool math Pre-Algebra Help Lessons - Part 1

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Coolmath Pre-Algebra
Order of Operations Lesson 2 - MDAS: M = Multiplication,
D = Division, A = Addition and S = Subtraction (page 3 of 3)
---- This pre-algebra lesson explains the order of operations for multiplication, division,
addition and subtraction.

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Just curious... What would the answer have been if we'd done it the wrong way?

(Don't do this!) 20 - 3 x 4 = 17 x 4 = 68

8 versus 68

Boy, that's a BIG difference!

So, these rules are important!

TRY IT:

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