The student will use problem solving, mathematical 2 8.16 - Graphing Equations Key Vocabulary communication, mathematical reasoning, Linear Equation The student will a linear equation in connections, and representations to two variables. DOE Lesson Plans Construct a table of ordered pairs by substituting values for x in a linear equation to find values for y. Essential Question(s) What types of real life situations can be Plot in the coordinate ordered pairs (x, y) from represented with linear equations? a table. Chapter 3 Lessons 4 & 5 Chapter 11 Lesson 5 Connect the ordered pairs to form a straight line (a Prerequisite/Extension SOL Resources/Lessons continuous function). 6.20 7.15a Interpret the unit rate of the proportional relationship graphed as the slope of the graph, and compare two different proportional relationships represented in different ways.† 2 8.3 - Problem Solving Key Vocabulary The student will use problem solving, mathematical Percent The student will communication, mathematical reasoning, Discount solve practical problems connections, and representations to Simple Interest involving rational numbers, Percent of Change a proportion given the relationship of equality percents, ratios, and proportions; Percent Increase between two ratios. and Percent Decrease determine the percent increase or Solve practical problems by using computation decrease for a given situation. procedures for whole numbers, integers, fractions, DOE Lesson Plans percents, ratios, and proportions. Some problems Essential Questions may require the application of a formula. What is difference between percent Maintain a checkbook and check registry for five or increase and percent decrease? fewer transactions. What is a percent? Compute a discount or markup and the resulting Chapter 2 Lessons 4 & 5 sale for one discount or markup. Chapter 4 Lessons 1 4, 6 & 7 – Prerequisite/Extension SOL Chapter 5 Compute the percent increase or decrease for a 5.4 one-step equation found in a real life situation. 5.5b Resources/Lessons 5.6 Compute the sales tax or tip and resulting total. 6.1 Substitute values for variables in given formulas. 6.2 For example, use the simple interest formula to 6.6b determine the value of any missing variable when 6.7 given specific information. 7.4 7.6
2 8.16 - Graphing Equations The student will a linear equation in two variables. Essential Question(s) What types of real life situations can be represented with linear equations? Prerequisite/Extension SOL 6.20 7.15a The student will use problem solving, mathematical communication, mathematical reasoning, connections, and representations to Construct a table of ordered pairs by substituting values for x in a linear equation to find values for y. Plot in the coordinate ordered pairs (x, y) from a table. Connect the ordered pairs to form a straight line (a continuous function). Interpret the unit rate of the proportional relationship graphed as the slope of the graph, and compare two different proportional relationships represented in different ways.† Key Vocabulary Linear Equation DOE Lesson Plans Chapter 3 Lessons 4 & 5 Chapter 11 Lesson 5 Resources/Lessons 2 8.3 - Problem Solving The student will solve practical problems involving rational numbers, percents, ratios, and proportions; and determine the percent increase or decrease for a given situation. Essential Questions What is difference between percent increase and percent decrease? What is a percent? Prerequisite/Extension SOL 5.4 5.5b 5.6 6.1 6.2 6.6b 6.7 7.4 7.6 The student will use problem solving, mathematical communication, mathematical reasoning, connections, and representations to a proportion given the relationship of equality between two ratios. Solve practical problems by using computation procedures for whole numbers, integers, fractions, percents, ratios, and proportions. Some problems may require the application of a formula. Maintain a checkbook and check registry for five or fewer transactions. Compute a discount or markup and the resulting sale for one discount or markup. Compute the percent increase or decrease for a one-step equation found in a real life situation. Compute the sales tax or tip and resulting total. Substitute values for variables in given formulas. For example, use the simple interest formula to determine the value of any missing variable when given specific information. Key Vocabulary Percent Discount Simple Interest Percent of Change Percent Increase Percent Decrease DOE Lesson Plans Chapter 2 Lessons 4 & 5 Chapter 4 Lessons 1 – 4, 6 & 7 Chapter 5 Resources/Lessons
2014-2015_algebra_concepts_8_pacing_guide.docx