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9.3 Order of Operations
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Please Excuse My Dear Aunt Sally
P.E.M.D.A.S Please Excuse My Dear Aunt Sally
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E Exponents - Find the value of numbers with exponents
Parenthesis - (perform operations in parenthesis first) E Exponents - Find the value of numbers with exponents
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M/D Multiply OR Divide from LEFT to RIGHT
A/S Add OR Subtract from LEFT to RIGHT
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Example 1 SHOW ALL YOUR WORK
÷ 3 2
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6 x ÷ 3 + 1
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Your Turn Pg. 250 X – 450 ÷ 3 2
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How do you use order of operations to simplify expressions?
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P. E. M. D. A. S. 4 x (9 ÷ 3) (12 −2) 2
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Simplify the expression using Order of operations
−
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Your Turn Pg. 251 5 x (20 ÷4) − (5+2) 2
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How do you use the order of operations to simplify expressions?
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