Mr. Black’s Math Class






         The fun of using blogs to help mathematics instruction

September 30, 2008

Agenda: September 30, 2008

Filed under: Algebra I — rdblack2112 @ 6:00 am

EQ: How do I solve multiplication and division equations?

BR: Multiply or divide.

  1. (4/5)(3/4)
  2. (1/2)(2)
  3. (21/3)
  4. (2/3) ÷ (-5/3)
  5. (-5/9)(-5/9)

Lesson:

  1. Discuss BR.
  2. Discuss Transformations that produce equivalent equations.
  3. Solving Multiplication Equations.
  4. Solving Division Equations.
  5. Discuss properties of equality.
  6. Word Problems.
  7. Similar Triangles.

Assignment:
Algebra I Textbook: pp. 142 – 144 #s 14 – 19, 25 – 53 odd, 58, 59, 62 – 64

September 29, 2008

Agenda: September 29, 2008

Filed under: Algebra I — rdblack2112 @ 6:00 am

EQ: How do I solve addition and subtraction equations?

BR: Evaluate each of the following:

  1. 15 + 32(4) – 9 + (14 ÷ 2)
  2. 14 + (13 – 24) ÷ (-1)

Lesson:

  1. Discuss BR.
  2. Discuss equivalent expressions.
  3. Discuss transformations that produce equivalent equations.
  4. Discuss inverse operations.
  5. Solving Addition Equations.
  6. Solving Subtraction Equations.
  7. Discuss linear equations.
  8. Word Problems.
  9. Translating Verbal Phrases in Algebraic Expressions and Expressions.

Assignment:
Algebra I Textbook: pp. 135 – 137 #’s 13 – 20 all, 21 – 41 odd, 42 – 44 all, 45 – 49 odd, 50, 51

Agendas: Week of September 29, 2008 through October 3, 2008

Filed under: Math 8 — rdblack2112 @ 6:00 am

Due to the WESTEST Field Test, each class period was handled differently, but all did each of the following through the week.

Day 1:

EQ:  How do I solve addition and subtraction equations?

BR:  Write an algebraic expression for each verbal model.

  1. a number x decreased by 9
  2. 5 times the sum of p and 6
  3. 2 plus the product of 8 and n
  4. the quotient of 4 and a number c

Agenda:

  1. Discuss BR.
  2. Discuss the difference between an expression and an equation.
  3. Discuss the words solve, solution, inverse operation, and isolate the variable.
  4. Discuss the Addition and Subtraction Properties of Equality.
  5. Solving addition and subtraction equations by using inverse operations.
  6. Discuss using equations to solve word problems.

Assignment:
Teacher created worksheet

Day 2:

EQ:  How do I solve multiplication and division equations?

BR:  Solve.

  1. y + 13 = 14
  2. y – 7 = 3
  3. h + 4 = 17
  4. f – 5 = 8

Agenda:

  1. Discuss BR
  2. Discuss the Multiplication and Division Properties of Equality.
  3. Solving multiplication and division equations by using inverse operations.
  4. Word problems using division and multiplication equations.

Assignment:
Teacher created worksheet

Days 3 and 4:

EQ: How do I solve multi-step equations?

Day 3:
BR: Solve for the given variable.

  1. 4x = 16
  2. t/6 = 5
  3. 3y = 27
  4. w/9 = 3

Day 4:
BR: Solve for the given variable.

  1. 5x = 35
  2. t + 7 = 21
  3. x/13 = 3
  4. -2 – r = 12

Lesson:

  1. Discuss BR.
  2. Solving multi-step equations.
  3. Problem Solving Application (Using UPSL to solve word problems).

Assignment:
Teacher Created Worksheet

September 26, 2008

Agenda: September 26, 2008

Filed under: Math 8 — rdblack2112 @ 6:00 am

EQ: How does the distributive property work?

BR: Write each verbal phrase as an algebraic expression.

  1. the quotient of a number x and the sum of a number y and 7
  2. the sum of a number x and the product of 3 and a number t

Lesson:

  1. Discuss BR.
  2. Review combining like terms.
  3. Discuss the distributive property.
  4. Using the distributive property.
  5. Using the distributive property and combing like terms.

Assignment:
Teacher created worksheet.

Agenda: September 26, 2008

Filed under: Algebra I — rdblack2112 @ 6:00 am

EQ: What is the distributive property?

BR: Find the area of each rectangle described below.

  1. a rectangle with dimensions of 3 and 5
  2. a rectangle with dimensions of 6 and 7
  3. a rectangle with dimensions of 5 and (x + 3)

Lesson:

  1. Discuss BR.
  2. Discuss the distributive property.
  3. Discuss examples of using distributive property.
  4. Discuss using the distributive property for mental math.
  5. Define coefficient, like terms, constant terms.
  6. Discuss using the distributive property to simplify a function.

Assignment:
Algebra I Textbook: pp. pp. 103 – 105 #19 – 24, 25 – 69 every fourth problem, 70, 71, 75, 76

September 25, 2008

Agenda: September 25, 2008

Filed under: Math 8 — rdblack2112 @ 6:00 am

EQ: What is an algebraic expression?

BR: Quiz

Lesson:

  1. Quiz
  2. Vocabulary Word Search

Assignment:
Quiz

Agenda: September 25, 2008

Filed under: Algebra I — rdblack2112 @ 6:00 am

EQ:  What is the order of operations?

BR:  Quiz

Lesson:

  1. Quiz
  2. Vocabulary Word Search

Assignments:
Quiz

September 24, 2008

Agenda: September 24, 2008

Filed under: Algebra I — rdblack2112 @ 6:00 am

EQ: What is the order of operations?

BR: Evaluate the expression.

  1. (3 X 5) + 4
  2. 3 X (5 + 4)
  3. (9 – 3)2
  4. 9 – (32)
  5. 4w2 when w = 5
  6. (4w)2 when w = 5

Lesson:

  1. Discuss BR.
  2. 2. Discuss order of operations.
  3. Evaluating expressions using the order of operations.
  4. Discuss the Left-to-Right Rule.
  5. Using the left-to-right rule
  6. Using a fraction bar.
  7. Word problems using the order of operations.

Assignment:
Algebra I Textbook: pp. 19 – 21 #’s 13 – 39 odd, 48, 49, 52, and 56
Quiz # 1

September 23, 2008

Agenda: September 23 and 24, 2008

Filed under: Math 8 — rdblack2112 @ 6:00 am

EQ: How do I write an algebraic expression if given a verbal model?

September 23:
BR: Evaluate.

  1. 9y – 3 if y = 4
  2. 6n + 2p if n = 2 and p = 3
  3. 3x – y if x = 1 and y = 2

September 24:
BR: Which operation symbol goes with each word?

  1. sum
  2. product
  3. quotient
  4. difference

Lesson:

  1. Discuss BR.
  2. Discuss key words for writing algebraic expressions. (Using table)
  3. Translating Verbal Phrases into Algebraic Expressions
  4. Discuss word problem strategies.
  5. Interpreting which operation to use in word problems
  6. Word Problems: Write an algebraic expression to evaluate each word problem.

Assignment:
Teacher created worksheet.

Agenda: September 23, 2008

Filed under: Algebra I — rdblack2112 @ 6:00 am

EQ: What are exponents?

BR: Evaluate the expression.

  1. 2 X 2 X 2 X 2
  2. 3x when x = 6
  3. (x)(x)(x) when x = 4
  4. x – 8 when x = 17
  5. y x y x y x y x y when y = 3

Lesson:

  1. Discuss BR.
  2. Discuss power, exponent, and base.
  3. Express the meaning of the power in words and then with numbers of variables.
  4. Evaluating expressions.
  5. Discuss grouping symbols.
  6. Evaluating expressions with two variables.
  7. Evaluating expressions with grouping symbols and exponents.
  8. Discuss the origins of the terms squared and cubed.
  9. Finding the volume of cubes by using the formula V = s3.
  10. Discuss a word problem using volume and exponents.

Assignment:
Algebra I Textbook: pp. 12 – 14 #’s 17 – 59 odd, 61 – 67 odd

September 22, 2008

Agenda: September 22, 2008

Filed under: Algebra I — rdblack2112 @ 6:00 am

EQ:  What is a variable expression?

BR:  Evaluate each expression.

    1. 120(0.05)(3.5)

    2. clip_image002

    3. clip_image004

    4. clip_image006

Lesson:

  1. Discus BR.
  2. Discuss variable, value of a variable, variable expression, and evaluating the expression.
  3. Evaluating expressions
  4. Average Speed
  5. Perimeter of a triangle
  6. Simple interest
  7. Unit Analysis and Verbal Model
  8. Word Problem Analysis

Assignment:
Algebra I Textbook: pg. 6 – 8 #’s 19 – 39 all, 41, 43, 44, 45

Agenda: September 22, 2008

Filed under: Math 8 — rdblack2112 @ 6:00 am

EQ: How do I evaluate an algebraic expression?

BR: Evaluate.

  1. 21 – 2(3)
  2. 4 + 3 • 9
  3. 2(9) + 3
  4. 6(1.4) + 12
  5. 7(2.9) – 5

Lesson:

  1. Discuss BR.
  2. Discuss numerical and algebraic expressions.
  3. Evaluating algebraic expressions.
  4. Word Problem

Assignment:
Teacher created worksheet.

September 19, 2008

Agenda: September 19, 2008

Filed under: Algebra I, Math 8 — rdblack2112 @ 6:00 am

EQ:  What are the similarities and differences between integers and rational numbers?

BR:  None

Lesson:

  1. Work on blog assignment for section #1 in the computer lab.

Assignment:
Section 1, Writing Prompt due on www.classchatter.com

Upcoming Items:
Section 1, Writing Prompt due on www.classchatter.com on September 24, 2008 by 9 PM

September 18, 2008

Agenda: September 18, 2008

Filed under: Algebra I, Math 8 — rdblack2112 @ 6:00 am

EQ:  What are the similarities and differences between integers and rational numbers?

BR:  TEST

Lesson:

  1. TEST

Assignment:
Section 1, TEST

Upcoming Items:
Cross Word Puzzle on Vocabulary – Due September 19
Section 1, Writing Prompt due on www.classchatter.com on September 24, 2008 by 9 PM

September 17, 2008

Agenda: September 17, 2008

Filed under: Algebra I, Math 8 — rdblack2112 @ 6:00 am

EQ:  What are the similarities and differences between integers and rational numbers?

BR:  Find the square root of each of the following (round to the hundredths place):

  1. 225
  2. 36
  3. 412
  4. 73

Lesson:

  1. Discuss BR
  2. Review using study guide for test tomorrow.

Assignment:
Study Guide for Section #1

Upcoming Items:
Test – September 18 (Tomorrow)
Cross Word Puzzle on Vocabulary – Due September 19
Section 1, Writing Prompt due on www.classchatter.com on September 24, 2008 by 9 PM

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