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Order of Operations

Order of Operations. Dillon Kangas Edmt 340. Order of Operations. Many calculators are wrong! What to do when Not always left to right Mnemonic: PEMDAS. Please Excuse My Dear Aunt Sally!. Parenthesis are first, Work inside out Exponents Multiply/Divide, left to right

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Order of Operations

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  1. Order of Operations Dillon Kangas Edmt 340

  2. Order of Operations • Many calculators are wrong! • What to do when • Not always left to right • Mnemonic: PEMDAS

  3. Please Excuse My Dear Aunt Sally! • Parenthesis are first, Work inside out • Exponents • Multiply/Divide, left to right • Add/Subtract, left to right

  4. Practice 1 + 2 x 3² - (4 x 5) E:\Order of Operations PDF.pdf

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