Lesson 1.1 Variables and Expressions Objectives: SWBAT Write verbal expressions from algebraic expressions. Write algebraic expressions from verbal expressions.

Bell Work/Algebra Builder Grading Time 2 Minutes 2 1 click here to start timer

Bell Work Grading 5pts. – the learner knows all of the simple knowledge and skills, all of the complex knowledge and skills, and goes beyond what was taught is class to apply the knowledge. 4pts. – the learner knows all the simple knowledge and skills, and all the complex knowledge and skills. 3pts. – the learner knows all of the simple knowledge and skills. 2pts. – with help, the learner knows some of the simple knowledge and skills. 1pt. – even with help, the learner does not know any of the simple or complex knowledge and skills.

Fact or Fib Showdown Pre-Algebra Review

Fact or Fib C.H.A.M.P.S Conversation Level – 1 Help – Talk amongst your group. If you can’t agree, call over teacher by having one person raise their hand Activity – deciding individual if a statement is fact or fib. Discussing an example that makes it true or example your side if you disagree Movement – No movement Participation – Talk quietly and respectfully with other students in your group. Listen when another person talks. Success – Remember majority of review

Fact or Fib? All functions are relations. Fact

Fact or Fib? All relations are functions. Fib

Fact or Fib? The domain of a function represents the set of all dependent values. Fib

Fact or Fib? The range of a function represents the set of all outputs. Fact

Fact or Fib? This is the graph of a function: Fact

Fact or Fib? The following is an example of the Associative Property. a+(b+c)=(a+b)+c Fact

Fact or Fib? The following is an example of an equation: 3x+5x Fib

Fact or Fib? A variable represents a value that is known. Fib

Fact or Fib? The ordered pair (0,3) represents a value on the y-axis.

Fact or Fib? The line of symmetry is a line which splits the image into two mirror images. Fact

Fact or Fib? Given 7(3x-5)=21x-5, then x can be any number. Fib

Fact or Fib? The mapping below represents a function Fib

Fact or Fib? Given 12(k-8)=84, then k=15 Fact

Fact or Fib? Given the set {(1,2), (3,4), (5,6), (7,8)}, the range is {1,3,5,7}. Fib

Key Word Grouping C.H.A.M.P.S Conversation Level – 1 Help – One person in group raise hand after you have made sure no one knows in group Activity – Grouping of Key Words Movement – Standing or leaning in chairs Participation – Talk quietly and respectfully with other students in your group. Listen when another person talks. Success – Group Keys Words into their respective group to the best of your ability 10 Minutes 10 5 click here to start timer

Expression (Algebraic) Equation Breakdown Equation Expression (Algebraic) Term Term 3𝑥+5 3𝑥+5=20 3𝑥 5 Coefficient Variable Constant

56 exponent This is considered an exponential expression base How to read a power: -5 to the sixth power -5 to the power of six -5 raised to the sixth power -5 raised to the sixth Power

7 more than the twice a number (older) 9 less than a number (younger) Converse Terms 7 more than the twice a number (older) 9 less than a number (younger)

Me, We, Two, You Write an algebraic expression that would represent the verbal statement. One third of a number increased by 7 50 cents per snickers Product of base and height cut in half The quotient of a number cubed and 8 19 less than double a number cubed 1 Minute 1 45 30 15 click here to start timer 1 Minute 1 45 30 15 click here to start timer

Me, We, Two, You Write a verbal statement that would represent the algebraic expression. 2𝑥+5 𝑘 2 −11 1 2 𝑚 3 𝑥 2 2 1 Minute 1 45 30 15 click here to start timer 1 Minute 1 45 30 15 click here to start timer

Key Words in a Word Problem It takes your brother 5 hours to paint his room and it takes you 𝑥 hours to paint your room. Write an expression to represent the average of the two of you painting your rooms.

Perimeter The length of a certain rectangle is 7 inches longer than its width. Write an expression to represent the perimeter of this rectangle. Write an expression to represent the area of this rectangle. 1 Minute 1 45 30 15 click here to start timer 1 Minute 1 45 30 15 click here to start timer

Average The high score of Unit 1 Assessment is 18 points higher than the lowest score in the class. Write an expression to represent the average of the high and low scores of Unit 1 Assessment.

Perimeter Flashcards – If time 5 Minutes 5 click here to start timer

Syllabus Signed 1.1 WS bundle Unit 1 Vocabulary Foldable Assignment Syllabus Signed 1.1 WS bundle Unit 1 Vocabulary Foldable