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MS Algebra A-SSE.1a – Ch. 1.2 Interpret Algebraic Expressions

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1 MS Algebra A-SSE.1a – Ch. 1.2 Interpret Algebraic Expressions
Mr. Deyo Interpret parts of an expression, such as terms, factors, and coefficients

2 Title: 1.2 Interpret Complex Algebraic Expressions (PEMDAS)
Date: Learning Target By the end of the period, I can interpret complex expressions, including terms, factors, and coefficients. I will demonstrate this by completing Four-Square Notes and by solving problems in a pair/group activity.

3 Home Work 1-2-3: 1) Class 4-Square Notes Put In Binder?
2) Section 1.2 Pg ) Section ______ TxtBk. Problems #23-31,36-39 Notes Copied on blank sheet Solved and Put in Binder? of paper in Binder? Table of Contents Date Description Date Due

4 Storm Check (Think, Write, Discuss, Report) Questions on which to ponder and answer:
How are the two images similar? How are they different? How can these two images be related to math? IMAGE 1 IMAGE 2

5 Daily Warm-Up Exercises
For use with pages xxx–xxx The number of weeks it takes you to read a novel is given by , where n is total pages in the novel and p is pages read per week. How long will it take you to read a 340-page novel if you read 85 pages per week? p n

6 Daily Warm-Up Exercises
For use with pages xxx–xxx The number of weeks it takes you to read a novel is given by , where n is total pages in the novel and p is pages read per week. How long will it take you to read a 340-page novel if you read 85 pages per week? p n 4 weeks ANSWER

7 Vocabulary Expression Variables Coefficients Constants Terms

8 Vocabulary Acquisition
Friendly Definition Sketch Wordwork Sentence DAY 2 1. Review word Friendly Definition Physical Representation 2. Draw a sketch DAY 1 Use Visuals Introduce the word Friendly Definition Physical Representation Use Cognates Write friendly definition Word List Vocabulary Acquisition DAY 3 and/or DAY 4 1. Review the word Friendly Definition Physical Representation 2. Show how the word works Synonyms/antonym Word Problems Related words/phrases Example/non-example DAY 5 1. Review the word Friendly definition Physical Representation 3. Write a sentence at least 2 rich words (1 action) correct spelling correct punctuation correct subject/predicate agreement clear and clean writing

9 3x2 + 5x +2 Notes: Number of Terms: Variable: Value of Coefficient(s):
Value of Constant:

10 1 y + 10y Problem A Evaluate the expression when y = 8
Evaluate an algebraic expression 1 y + 10y Evaluate the expression when y = 8

11 Problem A Evaluate an algebraic expression 1 y + 10y Evaluate the expression when y = 8 1 (8) + 10(8) Substitute 8 for y. 1 8 + 80 Multiply. 9 81 Combine like terms … (add). ANSWER 9 Divide.

12 Problem(s) B Evaluate the expression when y = 8. 12 y 1 y2 3

13 61 3 12 y 1 – Evaluate the expression when y = 8. y2 – 3 Problem(s) B
ANSWER 61 ANSWER 3

14 Order of Operations 1st Parentheses 2nd Exponents
Notes: Order of Operations 1st Parentheses 2nd Exponents 3rd Multiply or Divide 4th Add or Subtract

15 Problem A Solve a real-world problem A group of 12 students volunteers to collect litter for one day. A sponsor provides: • 3 juice drinks for each student • 2 sandwiches for each student • $30 for trash bags What is the algebraic expression to find out the cost of what the sponsor provides?

16 Problem A Solve a real-world problem A group of 12 students volunteers to collect litter for one day. A sponsor provides: • 3 juice drinks for each student • 2 sandwiches for each student • $30 for trash bags What is the algebraic expression to find out the cost of what the sponsor provides? ( ) 30 + 2s 3j 12

17 Problem B Solve a real-world problem The sponsor’s cost (in dollars) is given by the expression where j is the cost of a juice drink and s is the cost of a sandwich. A juice drink costs $2. A sandwich costs $4. What is the sponsor’s cost? ( ) 30 + 2s 3j 12

18 Problem B Solve a real-world problem The sponsor’s cost (in dollars) is given by the expression where j is the cost of a juice drink and s is the cost of a sandwich. A juice drink costs $2. A sandwich costs $4. What is the sponsor’s cost? ( ) 30 + 2s 3j 12 ANSWER $198

19 Storm Check (Think, Write, Discuss, Report)
Why do we need to use the order of operations when simplifying expressions? When simplifying expressions, we need to use the order of operations because _____________ _______________________________________ _______________________________________.

20 Title: 1.2 Interpret Complex Algebraic Expressions (PEMDAS)
Date: Learning Target By the end of the period, I can interpret complex expressions, including terms, factors, and coefficients. I will demonstrate this by completing Four-Square Notes and by solving problems in a pair/group activity.

21 Home Work 1-2-3: 1) Class 4-Square Notes Put In Binder?
2) Section 1.2 Pg ) Section ______ TxtBk. Problems #23-31,36-39 Notes Copied on blank sheet Solved and Put in Binder? of paper in Binder? Table of Contents Date Description Date Due

22 Vocabulary Expression Variables Coefficients Constants Terms

23 Ticket OUT. The cost to bowl one game is $2.25. The cost to rent shoes is $ Evaluate the expression 2.25n , where n is the number of games bowled, to determine the cost of bowling 3 games. $3.35 $5.55 $7.85 $6.75 Turn to your partner and share your answer. Please use correct answer. Partner B, please share what Partner A told you.

24 Ticket OUT. The cost to bowl one game is $2.25. The cost to rent shoes is $ Evaluate the expression 2.25n , where n is the number of games bowled, to determine the cost of bowling 3 games. $3.35 $5.55 $7.85 $6.75 Turn to your partner and share your answer. Please use correct answer. Partner B, please share what Partner A told you. ANSWER D


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