www.numberpower.org Order of Operation
 The Rules An Example
 First Do - Parenthesis (Wherever they are - simplify them) Leave answer in parenthesis (15 - 8) (7) Second Do - Exponents Which means a number to a power A number 5 to the second power is written 5 x 5 5 to the second power = 5 x 5 = 25 Third Do - Multiply And/Or Divide in order given Multiply if the multiplication sign come first. Divide if the division sign comes first. 18 / 4 x 3 = 12 5 x 8 + 18/3= 46 Fourth Do - Add And/Or Subtract in order given Add if the addition sign come first. Subtract if the subtraction sign comes first. 6 + 5 - 8 = 3 18 - 5 + 8 = 21
 You must memorize these steps. Then everytime you change something go to the next line. Don't rush to the answer. The steps must be done in order. Do not skip a step unless the operation is not present.
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