Order of Operations - Cool math Pre-Algebra Help Lessons - Exponents

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Coolmath Pre-Algebra
Order of Operations Lesson 4 - EMDAS: E = Exponents (page 1 of 3)
---- This pre-algebra lesson explains how to do the order of operations for exponents.

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Now, for the E in PEMDAS...

E stands for "exponents" like

PEMDAS... E = Exponents... MD = Multiplication & Division... AS = Addition & Subtraction

Do exponents before multiplication & division and addition & subtraction.

So, in a problem like this:

15 - 2^3

Do the exponent first:

Don't do this!

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