 # LOOSE LEAF MATH IN OUR WORLD: A COREQUISITE APPROACH

2nd Edition
By David Sobecki and Brian Mercer
ISBN10: 1260727858
ISBN13: 9781260727852
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### Program Details

Unit 1: THE IMPORTANCE OF BEING NUMERATE

Lesson 1-1: Giving 110 Percent (Review of Percents)

Objective 1: Perform conversions and calculations involving percents.

Objective 2: Find percent increase or decrease.

Objective 3: Solve problems using percents.

Objective 4: Evaluate the legitimacy of claims based on percents.

Lesson 1-2: Where Does the Time Go? (Drawing and Interpreting Pie Charts and Bar Graphs)

Objective 1: Analyze personal time management for a week of activities.

Objective 2: Solve problems involving percentages.

Objective 3: Create and interpret pie charts.

Objective 4: Create and interpret bar graphs.

Lesson 1-3: Take a Guess! (Estimation and Number Sense)

Objective 1: Identify the steps in a systematic problem-solving procedure.

Objective 2: Make educated guesses.

Objective 3: Compare numbers using inequality symbols.

Lesson 1-4: It Works Like Magic (Dimensional Analysis)

Objective 1: Convert units using dimensional analysis.

Objective 2: Convert units within the metric system.

Objective 3: Convert rates of change.

Objective 4: Convert temperatures.

Lesson 1-5: It’s All Relative (Interpreting Relative Difference/Relative Error)

Objective 1: Compare change to relative change.

Objective 2: Apply percent error.

Lesson 1-6: Debt: Bad. Chocolate: Good (Using Scientific Notation)

Objective 1: Convert numbers between decimal and scientific notation.

Objective 2: Describe the significance of writing numbers in scientific notation.

Lesson 1-7: Portion Control (Apportionment)

Objective 1: Describe what apportionment is and why it’s used.

Objective 2: Compute standard divisors and quotas.

Objective 3: Apportion items using a variety of methods.

Unit 2: CONTENDING WITH CHANGE

Lesson 2-1: Avoiding Empty Pockets (Comparing Linear and Exponential Growth)

Objective 1: Distinguish between simple interest and compound interest.

Objective 2: Distinguish between linear and exponential growth.

Objective 3: Interpret exponents as repeated multiplication.

Objective 4: Simplify numeric expressions involving exponents and the order of operations.

Lesson 2-2: A Coordinated Effort (The Basics of Graphing)

Objective 1: Use a rectangular coordinate system.

Objective 2: Connect data to graphs.

Objective 3: Interpret graphs.

Lesson 2-3: 88 Miles Per Hour! (Slope as a Rate of Change)

Objective 1: Interpret a rate of change.

Objective 2: Predict a future value from a rate of change.

Objective 3: Calculate a rate of change.

Objective 4: Find the intercepts of a line.

Objective 5: Interpret the meaning of the intercepts of a line.

Lesson 2-4: The Effects of Alcohol (Slope-Intercept Form and Linear Modeling)

Objective 1: Write an equation of a line given a description of the relationship.

Objective 2: Write an equation of a line that models data from a table.

Objective 3: Write an equation of a line from a graph of the line.

Objective 4: Graph a line by plotting points.

Lesson 2-5: The Great Tech Battle (Linear Relationships and Lines of Best Fit)

Objective 1: Determine whether two variables have a linear relationship.

Objective 2: Calculate the line of best fit for a set of data using a spreadsheet.

Objective 3: Calculate the line of best fit for a set of data using a calculator.

Objective 4: Interpret the correlation coefficient for a data set.

Lesson 2-6: Sit Back and Watch Your Money Grow (Exponential Growth Equations)

Objective 1: Define function and use function notation.

Objective 2: Identify the significance of a and b in an equation of the form y = abx

Objective 3: Find exponential models.

Objective 4: Compare exponential models using graphs, tables, and formulas.

Lesson 2-7: Follow the Bouncing Golf Ball (Exponential Curve Fitting)

Objective 1: Gather and organize data from an experiment.

Objective 2: Find an exponential curve of best fit for an experimental data set.

Objective 3: Study the decay rate for exponential decay.

Lesson 2-8: Keeping Current (Modeling Current Data with Linear or Exponential Equations)

Objective 1: Decide on an appropriate type of model for a given data set.

Objective 2: Model data with a linear or exponential equation.

Objective 3: Research current data to compare to values predicted by a model.

Lesson 3-1: A Topic of Interest (Simple Interest)

Objective 1: Define interest and understand related terminology.

Objective 2: Develop simple interest formulas.

Objective 3: Use simple interest formulas to analyze financial issues.

Lesson 3-2: Like a Snowball Rolling Downhill (Compound Interest)

Objective 1: Describe how compound interest differs from simple interest.

Objective 2: Develop compound interest formulas.

Objective 3: Use compound interest formulas to analyze financial issues.

Objective 1: Compute payments and charges associated with installment loans.

Objective 2: Identify the true cost of a loan by computing APR.

Objective 3: Evaluate the costs of buying items on credit.

Lesson 3-4: Investing in Yourself (Education and Home Loans)

Objective 1: Understand different student loan options.

Objective 2: Compute interest and monthly payments on a student loan.

Objective 3: Evaluate the effects of capitalizing interest.

Objective 4: Analyze various aspects of a mortgage.

Objective 5: Compare two mortgages of different lengths.

Objective 6: Prepare an amortization schedule.

Lesson 3-5: A Walk on Wall Street (Stocks and Bonds)

Objective 1: Read information from a stock listing.

Objective 2: Calculate costs of buying stock, and profit or loss from selling.

Objective 3: Study the price-to-earnings ratio, and use it to analyze the value of a stock.

Objective 4: Calculate profit from a bond sale.

Lesson 3-6: A Taxing Situation (Income Taxes)

Objective 1: Understand why we pay taxes.

Objective 2: Explain the basic process of paying taxes.

Objective 3: Determine the amount of tax due based on taxable income.

Objective 4: Complete a 1040 form.

Unit 4: STATISTICALLY SPEAKING

Lesson 4-1: So You’re Saying There’s a Chance . . . (Basic Probability)

Objective 1: Understand key terminology in the study of probability.

Objective 2: Compute and interpret theoretical and empirical probabilities.

Objective 3: Compare theoretical and empirical probability.

Lesson 4-2: Make It Count (Sample Spaces and Counting Techniques)

Objective 1: Describe how counting techniques are useful in probability theory.

Objective 2: Use tree diagrams and tables to determine sample spaces and compute probabilities.

Objective 3: Develop and use the fundamental counting principle.

Lesson 4-3: Odds and Ends (Odds and Expected Value)

Objective 1: Distinguish between odds and probability.

Objective 2: Compute and interpret the odds in favor of and odds against an event.

Objective 3: Compute odds from probability and vice versa.

Objective 4: Develop a procedure for finding expected value.

Objective 5: Compute and interpret expected values.

Lesson 4-4: Crunching the Numbers (Gathering and Organizing Data)

Objective 1: Explain the difference between a population and a sample.

Objective 2: Compare and contrast different sampling methods.

Objective 3: Organize data with frequency distributions.

Objective 4: Analyze data with stem and leaf plots.

Lesson 4-5: An Average Joe (Measures of Average)

Objective 1: Compute measures of average for given data.

Objective 2: Interpret the story told by measures of average.

Objective 3: Compute and interpret the mean for grouped data.

Objective 5: Use technology to compute measures of average.

Lesson 4-6: Your Results May Vary (Measures of Variation)

Objective 1: Compute measures of variation for a given data set.

Objective 2: Interpret standard deviation for a data set.

Objective 3: Make meaningful comparisons of standard deviation for two data sets.

Objective 4: Analyze the procedure for computing standard deviation.

Lesson 4-7: Just a Normal Day (Normal Distributions and Z Scores)

Objective 1: Recognize characteristics of data that are normally distributed.

Objective 2: Understand the connection between area under a normal curve, percentage, and probability.

Objective 3: Make an educated guess about the empirical rule, then use the rule to calculate percentages and probabilities.

Objective 4: Compare data values from different sets using Z scores.

Lesson 4-8: The Error of Your Ways (Polling and Margin of Error)

Objective 1: Determine the margin of error in a given poll.

Objective 2: Explain the meaning of the margin of error in a given poll.

Objective 3: Calculate the number of poll respondents needed for a given margin of error.

Lesson 4-9: Trust No One (Misuses of Statistics)

Objective 1: Identify misuses of sampling and evaluate their effect on statistical results.

Objective 2: Recognize and describe common misuses of compiling and reporting statistics that make them meaningless or deceiving.

Objective 3: Study ways that graphs can be manipulated to tell a desired story.