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Order of Operations & Evaluating Expressions
Review: Order of Operations Please- Parentheses Excuse- Exponents My- Multiplication Dear- Division Aunt- Addition Sally- Subtraction
Review: Order of Operations Remember that Multiplication and Division are a pair…do in order from left to right. Addition and Subtraction are also a pair….do in order from left to right.
Review: “Evaluate” Evaluating an expression means to plug in! For example: 2n + 4 for n = 3 2(3) + 4 10
Let’s Practice… Evaluate the following expressions. 1. 3r – 17 for r = 6 2. 10 – 6d for d = 4 3. 5g + 20 – (4g) for g = 5 4. (3 + p) 2 – 2p for p = 7
Order Of Operations By : Gabby Jimenez.
PEMDAS Order of operations.
Order of Operations ( ) + X . The Order of Operations tells us how to do a math problem with more than one operation, in the correct order.
1-1 Expressions and Formulas
Order of Operations. 1. Parentheses First, you must solve the equation within parentheses first. If your problem does not have parentheses, move on to.
Integrated Mathematics Order of Operations. Remember the Phrase Order of Operations Parentheses - ( ) or [ ] Parentheses - ( ) or [ ] Exponents or Powers.
Bell Work 4m 8m 5m 12x 5 6x Write an expression in simplest form that will solve for the perimeter of each of the triangles. 6x x 18x + 5 8m +4m.
Objectives 4 and 5 Order of operations ©2002 by R. Villar All Rights Reserved.
Section 1.3 Order of Operations. Evaluate Is your answer 33 or 19? You can get 2 different answers depending on which operation you did first.
PS Algebra I. when simplifying an expression, this is the procedure you must use: 1) simplify any grouping symbols found within the expression (grouping.
1.3 Order of Operations ( ) + X . The Order of Operations tells us how to do a math problem with more than one operation, in the correct order.
Evaluate Is your answer 33 or 19? You can get 2 different answers depending on which operation you did first. We want everyone to get the same.
Numerical Expressions Chapter 1, Lesson 1B Pages
Order of Operations C. N. Colón Algebra I St. Barnabas HS Bronx, NY.
Algebra 1 Notes: Lesson 1-2: Order of Operations
Do Now: Evaluate
And Simplifying Expressions Mr. Bise Ms. Rice
Order of Operations.
Simplifying Expressions; Order of Operations
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