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Copy of "Order of Operations" Bulletin Board
Emma Cottinion 13 July 2010
Transcript of Copy of "Order of Operations" Bulletin Board
Fourth, add or subtract in order from left to right. Order of Operations: Parentheses "PEMDAS"
First, perform operations within parentheses.
Second, compute exponents, working from left to right.
Third, multiply or divide in order from left to right.
Fourth, add or subtract in order from left to right. "Please Excuse My Dear Aunt Sally" 34 + 6 x (6 x 8) = 12 x 3 + (25 x 3) + 9 = 200 - 8 x (5 x 3 + 8) = 10 - 2 x 5 + 36 = 20 x 5 - 50 + 30 = 7 x 6 - 2 x 9 + (8 x 2 + 7) = or The rules to follow when more than one operation is used in a numerical expression.