STUDENT ANNOUNCEMENTS Monday, August 23 School pictures will be Wednesday, August 25  ALL middle school students that are interested in being a part.

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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.

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.

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

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

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

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

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

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

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

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

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

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

Sample MAP Item of the Day

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