Evaluating Expressions Eleanor M. Savko Exponents and Powers Word

Slides:

Advertisements

Similar presentations

Objective The student will be able to:

Advertisements

Sixteen Squared. 256 One Squared 1 Three Cubed.

Becky Afghani, LBUSD Math Office, 2003 Translating Equations and Inequalities Beat the Computer!

Pair Check Solve aloud Solve aloud Switch & Repeat Coach, Praise… Coach, Praise… Pair Check Pair Check Section: 1.1 Date:_______ Name:_____________.

Variables and Expressions

1.1 Variables and Expressions

Pre Test Translate each word into a mathematical operation.

Equalities Inequalities < Is less than = Equals- Is the same as

Introduction to Algebra

Translating Word Phrases into Algebraic Expressions or Equations

Lesson 1.5 A Problem Solving Plan Using Models

Notes Over 1.1 Evaluate the expression for the given value of the variable. Evaluate - means replace the variable by a number and work it out using order.

Chapter 1. Chapter 1.1 Variables Age Activity Start with your age Step 1: Add 5 to the age Step 2: Multiply the result of Step 1 by 2 Step 3: Subtract.

$200 $400 $600 $800 $1000 Which expression represents “four less than the square root of a number”?

Chapter 1-1: Variables and Expressions. Example 1 Write Algebraic Expressions Write an algebraic expression for each verbal expression. ◦a number k minus.

Algebra 3.2 Solving Equations Using Multiplication and Division.

Writing Expressions.

Verbal Phrases.  Students will be able to translate verbal phrases into Algebra.

Algebra Jeopardy Evaluate Me! Expressions, Equations, & Inequalities Precision & Measurement Function Fun Mysterious Category

Algebra I 1.3 Write Expressions. Objective The student will be able to: translate verbal expressions into math expressions and vice versa.

Objective The student will be able to: translate verbal expressions into math expressions and vice versa.

Students will be able to: Translate between words and algebra; Evaluate algebraic expressions and use exponents. Objectives 1.1.

$1 Million $500,000 $250,000 $125,000 $64,000 $32,000 $16,000 $8,000 $4,000 $2,000 $1,000 $500 $300 $200 $100 Welcome.

Chapter 1 Summary and Review Let’s play JEOPARDY!!!!!

ALGEBRA - Translating MATH 7 INTRODUCTION Topics to be covered today: Algebraic Expressions Words that mean operations Translating Verbal Expressions.

Translating Word Phrases to Expressions

Expressions & Equations Grade 6 Confidential1. 2 Warm up 1)18n – 3 = 6 2)5 = 15b + 2 3) v = )2.5 (w+ 2) = 14 5)30k -12 = k.

FG ABCDE Vocabulary Exponents & Powers1.5 Translating Verbal Phrases 1.3 Order of Operations1.6.

Chapter 2 voc Equation Solution Inverse Expression.

Objective The student will be able to: translate verbal expressions into math expressions and vice versa. SOL: A.1.

1.1 Variable in Algebra 1.2 Exponents & Powers. A variable expression contains: 1) one or more numbers or variables, and 2) one or more operations. Examples:

Objective: Translate verbal phrases to number form. Key phrases : Addition: The sum of five and a number 5 + x Six more than a number x + 6 A number plus.

Algebra 1 – Variables in Algebra 1.1 Goals I can evaluate a variable expression. I can write variable expressions for word phrases. I can write a variable.

1-3 Variables and Expressions Objectives: - Evaluate expressions containing variables - Translate verbal phrases into algebraic expressions.

1-3 Variables and Expressions Objectives: - Evaluate expressions containing variables - Translate verbal phrases into algebraic expressions.

Writing Expressions for

1. a) the product of 5 and a number x b) Evaluate when x = -1 2.a) 18 decreased by a number z b) Evaluate when z = a) the quotient of 16 and a number.

Equations and Inequalities. Unit 8 – Solving Inequalities.

1.5 Translating Words into Mathematical Symbols

Warm-Up Write the verbal phrase as an algebraic expression or equation. Solve if applicable. Seven squared increased by a number The difference of four.

What is a variable? A variable represents an unknown value.

Bell Ringer #1 Complete the following questions in your notebook.

1.1 Variables and Expressions

What time is it? or What’s the time?.

ALGEBRA VOCABULARY.

– ALGEBRA I – Unit 1 – Section 2

Exponents Word Form to Standard Form Rounding Compare & Order Expanded

Warm - Up Write the verbal phrase as an algebraic expression or equation. Solve if applicable. Seven squared increased by a number The difference of four.

The sum of six and a number The sum of six and a number 6 + x 6 + x

or 0. 1 one tenth.

Chapter 1-1 Variables and expressions

Algebraic Expressions and Terms

Objective The student will be able to:

Objective The student will be able to:

Warm-Up Write the verbal phrase as an algebraic expression or equation. Solve if applicable. Seven squared increased by a number The difference of four.

Write verbal phrases and sentences as simple as algebraic expressions.

Objective The student will be able to:

Eleanor M. Savko 4/17/2019 JEOPARDY.

Look at the clock. Thirteen One Fourteen Two Fifteen Three Sixteen

Objective The student will be able to:

Objective The student will be able to:

Review Is 3 a solution to 3x – x = 12?

Objective The student will be able to:

Translating Words into Math

An algebraic expression contains:

Ch. 1 Test Review.

MINUTES five past ten past quarter past 11 1 twenty past

Ticket in the Door ( Write the phrase and the expression)

Vocabulary Algebraic expression Equation Variable

Presentation transcript:

Evaluating Expressions Eleanor M. Savko Exponents and Powers Word Problems 8/7/2018 Equations and Inequalities Translating Verbal Phrases $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 Pressing the star in the bottom right will take you to slide 52, Final Jeopardy. $400 $400 $400 $400 $400 $500 $500 $500 $500 $500

Evaluate the expression for the given values of the variables. (q + r)² when q = 5 and r = 3 Eleanor M. Savko 8/7/2018 Category One, 1 Pt. Problem ($100 )

Eleanor M. Savko 8/7/2018 64 ($100)

Evaluate the expression for the given values of the variables. Eleanor M. Savko Evaluate the expression for the given values of the variables. 6m – 3n when m = 4 and n = 9 8/7/2018 (200)

Eleanor M. Savko 8/7/2018 -3 (200)

Evaluate the expression. Eleanor M. Savko Evaluate the expression. 12 ÷ (1 + 5) + 2² ∙ 3 8/7/2018 (300)

Eleanor M. Savko 8/7/2018 14 (300)

Evaluate the expression for the given values of the variables. Eleanor M. Savko Evaluate the expression for the given values of the variables. 3ab / (a + b) 8/7/2018 (400)

Eleanor M. Savko 8/7/2018 4 (400)

Evaluate the expression. Eleanor M. Savko Evaluate the expression. [10 + (5² ∙ 2)] ÷ 6 8/7/2018 (500)

Eleanor M. Savko 8/7/2018 10 (500)

Write the expression in exponential form. Eleanor M. Savko Write the expression in exponential form. 4 ∙ x ∙ x ∙ x ∙ x ∙ x 8/7/2018 (100)

Eleanor M. Savko 8/7/2018 4x5 (100)

Evaluate the expression for the given values of the variables. Eleanor M. Savko Evaluate the expression for the given values of the variables. m - n² when m = 25 and n = 4 8/7/2018 (200)

Eleanor M. Savko 8/7/2018 9 (200)

Write the expression in exponential form. Eleanor M. Savko Write the expression in exponential form. y cubed 8/7/2018 (300)

Eleanor M. Savko 8/7/2018 y³ (300)

Evaluate the expression for the given values of the variables. Eleanor M. Savko Evaluate the expression for the given values of the variables. (d – 3)0 8/7/2018 (400)

Eleanor M. Savko 8/7/2018 1 (400)

Write the expression in exponential form. Eleanor M. Savko Write the expression in exponential form. 2w ∙ 2w ∙ 2w 8/7/2018 (500)

Eleanor M. Savko 8/7/2018 (2w)³ (500)

Eleanor M. Savko You deposit $650 at a rate of 8% per year. How much simple interest will you earn after half of one year? 8/7/2018 (100)

Eleanor M. Savko 8/7/2018 $26 (100)

Find the average speed of a car that traveled 180 miles in 3 hours. Eleanor M. Savko Find the average speed of a car that traveled 180 miles in 3 hours. 8/7/2018 (200)

Eleanor M. Savko 8/7/2018 60 miles/hour (200)

Eleanor M. Savko You deposit $375 at a rate of 2.5% per year. How much simple interest will you earn after 4 years? 8/7/2018 (300)

Eleanor M. Savko 8/7/2018 $37.50 (300)

Eleanor M. Savko Find the average speed of an athlete that runs 40 yards in 4.5 seconds. 8/7/2018 (400)

Eleanor M. Savko 8/7/2018 ≈ 8.9 yards/second (400)

Eleanor M. Savko An airplane flies at a rate of 210 miles per hour. If the airplane has flown for 4 hours, how many miles has it flown? 8/7/2018 (500)

Eleanor M. Savko 8/7/2018 840 miles (500)

Eleanor M. Savko For the equation p² - 5 = 20, determine if 4, 5, and/or 6 are solutions. 8/7/2018 (100)

Eleanor M. Savko 8/7/2018 5 (100)

Eleanor M. Savko For the equation 4h – h = (12 / h), determine if 2, 3, and/or 4 are solutions. 8/7/2018 (200)

Eleanor M. Savko 8/7/2018 2 (200)

Eleanor M. Savko For the inequality 5 + q > 8, determine if 3, 4, and/or 5 are solutions. 8/7/2018 (300)

Eleanor M. Savko 8/7/2018 4 and 5 (300)

Eleanor M. Savko For the inequality (c + 5) ≤ 4, determine if 4, 7, and/or 10 are solutions. 8/7/2018 (400)

Eleanor M. Savko 8/7/2018 4 and 7 (400)

Eleanor M. Savko For the inequality a(2a + 1) ≤ 21, determine if 3, 4, and/or 5 are solutions. 8/7/2018 (500)

Eleanor M. Savko 8/7/2018 3 (500)

Twelve is greater than four times a number x. Eleanor M. Savko Twelve is greater than four times a number x. 8/7/2018 (100)

Eleanor M. Savko 8/7/2018 12 > 4x (100)

Six less than the product of two and a number y is twenty. Eleanor M. Savko Six less than the product of two and a number y is twenty. 8/7/2018 (200)

Eleanor M. Savko 8/7/2018 2y – 6 = 20 (200)

Sixteen decreased by five is four times a. Eleanor M. Savko Sixteen decreased by five is four times a. 8/7/2018 (300)

Eleanor M. Savko 8/7/2018 16 – 5 = 4a (300)

Thirteen is the quotient of a number b and two tenths. Eleanor M. Savko Thirteen is the quotient of a number b and two tenths. 8/7/2018 (400)

Eleanor M. Savko 8/7/2018 13 = (b / 0.2) (400)

Eleanor M. Savko Three times the quantity nine less than a number z is less than or equal to seven. 8/7/2018 (500)

Eleanor M. Savko 8/7/2018 3(z – 9) ≤ 7 (500)

Eleanor M. Savko 8/7/2018 Functions Final Jeopardy Slide

Complete the input-output table for the equation y = 2x³ - 7. Eleanor M. Savko 8/7/2018 Input (x) 1 2 3 Output (y) Final Jeopardy Slide

Eleanor M. Savko 8/7/2018 Input (x) 1 2 3 Output (y) -7 -5 9 47