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Published byJuliet Hood Modified over 3 years ago

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STUDENT ANNOUNCEMENTS Monday, August 23 School pictures will be Wednesday, August 25 ALL middle school students that are interested in being a part of the MS Pep Club should sign up in the MS office TODAY for your pep club t-shirt.

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Monday, August 23 Fill in Planner –Assignment (Practice 1- 2, 1-3 EVENS!) Agenda for today –Grade Practice 1-1 (10 min) –Notes (15 min) –Group Practice (25 min) –Assignment (25 min) Bell Ringers 1. 2. 3. 4. 5.

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Objective SWBAT use the order of operations and evaluate variable expressions.

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ORDER OF OPERATIONS How to do a math problem with more than one operation in the correct order.

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PEMDAS Remember the order by the phrase Please Excuse My Dear Aunt Sally

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The “P” and “E” The “P” stands for items in parenthesis Do all items in the parenthesis first The “E” stands for Exponents Do anything that has a exponent (power) 8282

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The “MD” Represents Multiply and Divide Do which ever one of these comes first in the problem Work these two operations from left to right

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The “AS” Represents Add and Subtract Do which ever one of these comes first Work left to right

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1) 5 + (12 – 3) 5 + 9 5 + 9 14 14 2) 8 – 3 2 + 7 8 - 6 + 7 8 - 6 + 7 2 + 7 2 + 7 9 3) 39 ÷ (9 + 4) 39 ÷ 13 39 ÷ 13 3

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4) (5 – 1) 3 ÷ 4 4 3 ÷ 4 4 3 ÷ 4 64 ÷ 4 64 ÷ 4 16 16 5) 14 + 3(7 -2) – 2 5 14 + 3 5 - 2 5 14 + 3 5 - 2 5 14 + 15 - 2 5 14 + 15 - 2 5 14 + 15 – 10 14 + 15 – 10 29 – 10 29 – 10 19 19

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To evaluate an expression means to ____________. find its value To evaluate a variable expression, you must first replace each variable with its value. y 4 = = 16 Variables and Expressions Evaluate for y = 2 and x =3 2424

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Objective SWBAT use the order of operations and evaluate variable expressions.

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Sample MAP Item of the Day

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