### General

**Welcome to****Mrs. Ortinau's****7th Grade Math Class!**

- General
### General

**Welcome to****Mrs. Ortinau's****7th Grade Math Class!**

- Homework
- 7th Grade Team Information
- Online Math Textbook- 7th Grade
- State Math Test- Practice AIR Test
### State Math Test- Practice AIR Test

**Practice AIR Tests**https://login1.cloud2.tds.airast.org/student/V178/Pages/LoginShell.aspx?c=Ohio_PT

1) The link above will take you to the Practice AIR Tests. After clicking on the website above, click on "Sign In". (You will be a guest.)

2) In the blue section of the next page, you will click the option "Select Grade." Periods 4, 6, and 7 will be taking the 7th Grade State Test. 8th Period Pre-Algebra will be taking the 8th Grade State Test. Then, click "Yes."

3) Then, on the right of the page in blue, click "Start G7 (or G8 for Pre-Algebra Students) Mathematics Practice Test."

4) On the next page, click "Select." Then, "Yes" on the following page.

5) Finally, you can click the "Skip TTS Check."

6) The next page reviews the directions and how to navigate on the testing site. When finished reviewing these, click "Begin Test Now."

We will be reviewing these questions in class before the state test. You can keep your work on a piece of notebook paper, or on the last page of your ISN.

- 7th Grade MATH Chapter 1: Intro to Algebra & Functions
### 7th Grade MATH Chapter 1: Intro to Algebra & Functions

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 1 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This link takes you to the Educanon site where you will have to sign in to view the videos posted below. The videos are embedded with questions to highlight important information. You may have to minimize the screen to view the questions.

*Powers and Exponents Math Song (about 2 minutes)

*Squares and Square Roots (about 1.5 minutes)

*Order of Operations (about 6 minutes) This video includes a review of the four steps of the order of operations and then provides four practice problems. You will be asked to first solve them on your own. Then, the video will walk through the solving process step by step!

*Evaluating Algebraic Expressions (about 4.5 minutes)

*Solving Algebra Equations (about 3 minutes)

*Algebra Properties (about 5 minutes)

This website provides a review of the Commutative, Associative, and Distributive Properties. Each definition also has a visual to help with understanding!

This website is a basketball shooting game combined with review on Arithmetic Sequences. Remember to use a chart to help develop a rule to find the nth term.

This website walks through 2 examples of function tables. Then, it provides 2 example questions for you to test your practice.

- 7th Grade Math Chapter 2: Integers
### 7th Grade Math Chapter 2: Integers

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 2 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This blog should be used to ask and answer questions throughout Chapter 2. If you need help with a homework question, don't understand a concept, or have any other questions, you can post them here for other students or Mrs. Ortinau to answer. If you see a question that you can answer, go for it! Remember, nobody should just be giving away answers, but helping each other understand the mathematical concepts!

This website provides an abundance of tutorials to review concepts such as absolute value, integers, and comparing integers. Scroll through the topics and click on items that you need to review!

This game allows you to practice answering addition, subtraction, multiplication, and division questions for positive and negative integers! This is great practice! Enjoy playing!

This game challenges students to combine their knowledge of integers with absolute value.

The videos listed below can all be found on your Educanon Account. Remember that these videos are interactive and involve questions that help you review important concepts.

*Absolute Value (Lesson 2-1) (about 5 minutes)

*Comparing and Ordering Integers (Lesson 2-2) (about 3 minutes)

*The Coordinate Plane (Lesson 2-3) (about 3 minutes)

This video reviews the vocabulary for the coordinate plane as well as plotting points and the quadrants.

*Adding Integers with the Same Sign (Lesson 2-4) (about 2 minutes)

*Adding Integers with Different Signs (Lesson 2-4) (about 3 minutes)

*Subtracting Integers (Lesson 2-5) (About 3 minutes)

*Multiplying and Dividing Integers (Lessons 2-6 and 2-8) (About 2 minutes)

- 7th Grade Math Chapter 3: Linear Equations & Functions
### 7th Grade Math Chapter 3: Linear Equations & Functions

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 3 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This video goes through all four operations and how they can be translated into algebraic expressions. (Used with Lesson 3-1)

The videos listed below can all be found on your Educanon Account. Remember that these videos are interactive and involve questions that help you review important concepts.

*Solving Addition & Subtraction Equations (Lesson 3-2) (About 3 minutes)

*Solving Multiplication & Division Equations (Lesson 3-3) (About 3 minutes)

*Solving Two-Step Equations (Lesson 3-5) (About 5 minutes)

*Finding Side Lengths when Given Perimeter or Area (Lesson 3-6)

This website includes multiple games to help you review information on writing algebraic expressions and solving algebraic equations. Scroll down to find the title of the games on the webpage. Try out the following games for Chapter 3:

*Writing Algebraic Expressions

*Solving One-Step Equations

*One-Step Equations with Addition and Subtraction

*One-Step Equations- Math Basketball

This website contains multiple videos on functions.

- 7th Grade Math Chapter 4: Fractions, Decimals, & Percents
### 7th Grade Math Chapter 4: Fractions, Decimals, & Percents

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 4 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

The videos listed below can all be found on your Educanon Account. Remember that these videos are interactive and involve questions that help you review important concepts.

*Prime Factorization (Lesson 4-1) (About 2 minutes)

*Find the GCF Using Prime Factorization (Lesson 4-2) (About 2 minutes)

*Simplifying Fractions (Lesson 4-4) (About 3 minutes)

*Convert Fractions to Terminating Decimals (Lesson 4-5- Day 1) (About 1.5 minutes)

*Convert Fractions to Repeating Decimals (Lesson 4-5- Day 1) (About 3.5 minutes)

*Convert Decimals to Fractions in Simplest Form 2 (Lesson 4-5- Day 2) (About 4 minutes)

*Convert a Percent to a Decimal (Lesson 4-7) (1 minute)

*Convert Decimals to Percents (Lesson 4-7) (About 3 minutes)

*Find the GCF and LCM of 3 Numbers (Lesson 4-8) (5 minutes)

The following games are posted on this site to review factors, fractions, decimals, and percents!

*Factors Millionaire Game

*Soccer Math Game- Simplifying Fractions

*Baseball Math Game- Simplifying Fractions

*Equivalent Fractions Game

*Changing Fractions and Decimals to Percents

*Fractions, Decimals, and Percents

*Changing Fractions to Percents

This game has a few versions (relaxed or timed as well as different number options) and helps you practice the difference between prime and composite numbers.

This game is a review of converting fractions to decimals and can be played a few different ways (timed or relaxed).

This video is on the Virtual Nerd website and reviews converting fractions to percents. You can also find other videos here on fractions, decimals, and percents.

- 7th Grade Math Chapter 5: Applying Fractions
### 7th Grade Math Chapter 5: Applying Fractions

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 5 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

*Round Fractions to the Nearest 0, 1/2, or 1 (Lesson 5-1) (About 1 minute)

*Add and Subtract Fractions with Unlike Denominators (Lesson 5-2) (About 4 minutes)

*Subtract Mixed Numbers Using Regrouping (Lesson 5-3) (About 5 minutes)

*Multiplying Mixed Numbers (Lesson 5-5) (About 4.5 minutes)

*Solving Equations with Fractional Coefficients (Lesson 5-6) (About 5 minutes)

*Dividing Fractions (Lesson 5-7) (2 minutes)

*Dividing Mixed Numbers (Lesson 5-7) (About 4 minutes)

In Lesson 5-1, you will have to estimate fractions. If you are struggling with knowing if you need to round to 0, 1/2, or 1, use this fraction visualizer to help you with the estimation process. You can type in any fraction on your homework, and a visual representation of the fraction will appear to help you!

This link has a variety of videos to help you:

*Find a common denominator

*Add fractions with like denominators

*Add fractions with unlike denominators

*Subtract fractions with like denominators

*Subtract fractions with unlike denominators

*Add and Subtract Mixed Numbers with like and unlike fractions (using improper fractions or regrouping)

This link takes you to a page that reviews adding and subtracting mixed numbers with pictures and explanations. There are 3 pages total. If you need extra practice adding or subtracting mixed numbers, the last page lists several examples for you to try on your own. When you finish working out the problem, you can roll over the problem to see ALL the work AND the correct answer! Please use this if you need a little extra practice!

Use this presentation to review for the Application of Fractions quiz. Answers are included on the last page!

- 7th Grade Math Chapter 6: Ratios & Proportions
### 7th Grade Math Chapter 6: Ratios & Proportions

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 6 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This PowerPoint presentation reviews information discussed in class with additional practice problems. Answers are included for you to check your work!

*Lesson 6-4: Converting Customary Units Using Proportions (About 4 minutes)

Use this resources during the entire Ratios and Proportions unit of study. There are several videos on each topic throughout the chapter. This link takes you to the Virtual Nerd website. Once there, click on "Grade 7" then "Ratios and Proportional Relationships". All of the videos in this section can be watched throughout the unit!

This website has a lot of information and games that you can play to increase your understanding of ratios, rates, and percent of change. I suggest checking out the "Ratios" page of information and the "Unit Price Game".

This is a Khan Academy site and provides several examples of 7th grade ratios, rates, and proportional relationships. Many of the examples include fractions, which can be challenging. There are example problems and videos. You can click on your topic of interest!

This website reviews using "King Henry" to complete metric system conversions.

This link takes you to the Virtual Nerd site. Once there, click on "Ratios, Proportions, and Percent" then "Proportions". The first 3 videos will review information discussed in class.

This link takes you to the Virtual Nerd site. Once there, click on "Ratios, Proportions, and Percent" then "Scale Drawings and Models". There are 4 videos in this section.

- 7th Grade Math Chapter 7: Applying Percents
### 7th Grade Math Chapter 7: Applying Percents

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 7 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This link takes you to Virtual Nerd's Videos. Once there, click "7th Grade" then "Ratios and Proportions" then "Analyze proportional relationships and use them to solve real-world and mathematical problems" then " Use proportional relationships to solve multistep ratio and percent problems". There are 25 videos in this section. Watch them with the following lessons:

*Lesson 7-1: Percent of a Number: Watch the video: "How do you figure out a percent from a part to whole ratio?"

*Lesson 7-2: The Percent Proportion: Watch the videos: "How do you set up a percent proportion from a word problem?" and "How do you solve a word problem using a percent proportion?"

*Lesson 7-3: Percent and Estimation: Watch the video: "How do you estimate a sale price?"

*Lesson 7-4: The Percent Equation: Watch the video: "How do you use an equation to find a part of a whole?"

*Lesson 7-6: Percent of Change: Watch the videos: "What's a percent of Change?" and "How do you figure out whether a percent of change is an increase or a decrease?" and "How do you figure out a percent of change?"

*Lesson 7-7: Sales Tax and Discount: Watch the video: "How do you figure out sales tax?" and "How do you figure out how much something is marked down?"

*Lesson 7-8: Simple Interest: Watch the videos: "What is the formula for simple interest?" and "How do you use the formula for simple interest?"

**Other videos to watch involve the topics of figuring out a tip or marking prices up.

This website offers several videos and practice problems related to percents: discount, tax, tip, markup, and commission word problem examples.

- 7th Grade Math Chapter 8: Data Analysis Resources
### 7th Grade Math Chapter 8: Data Analysis Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 8 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

*Ratios on Parade (Lesson 8-1) (About 4 minutes)

This link takes you to Virtual Nerd's Videos. Once there, click "Probability and Statistics".

*Lesson 8-1: Line Plots: Click "Frequency Tables and Line Plots." Watch the video: "How do you make a frequency table?"

*Lesson 8-2: Measures of Central Tendency: Click "Mean, Median, Mode, and Range." There are 7 different videos that you can watch in this section.

*Lesson 8-4: Bar Graphs and Histograms: Click "Frequency Tables and Line Plots." Watch the video: "How do you make a Histogram?"

*Lesson 8-6: Using Graphs to Predict: Click "Graphs and Data Displays." Watch the video: "How do you use a line graph to make predictions?"

This website offers several videos and practice problems related to sampling a population. You can find these problems in the Statistics & Probability Section: Comparing and Sampling Populations.

- 7th Grade Math Ch. 9: Probability Resources
### 7th Grade Math Ch. 9: Probability Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 9 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This website offers A TON of videos and practice problems related to probability. You can find these problems in the "Statistics & Probability Section": Basic Probability, Probability Models, and Compound Events & Sample Spaces are all sections that are available for students throughout this unit. Please use these resources throughout the unit.

This resource helps you understand the likelihood of different events using a random bouncy ball-picking machine. For example, How likely is i that a blue or a red bouncy ball is picked?

This online exercise explores experimental probability and provides practice problems.

This link takes you to a site dedicated to dependent events. The site explains the events using different experiments. Then, it provides you with practice opportunities.

This link takes you to Virtual Nerd's Videos. Once there, click "Probability and Statistics".

*Lesson 9-1: Simple Events: Click "Probability." Watch the videos: "How do you find the probability of a simple event?" and "What is probability"

*Lesson 9-2: Sample Spaces: Click "Finding Outcomes." What the videos: "What is a Sample Space?" and "How do you determine all the possible outcomes of an experiment?" and "How do you use a tree diagram to count the number of outcomes in a sample space?"

*Lesson 9-3: The Fundamental Counting Principle: Click "Finding Outcomes." Watch the video: "What is the Fundamental Counting Principle?" and "How do you use the Fundamental Counting Principle to count the number of outcomes in a sample space?"

*Lesson 9-4: Permutations: Click "Finding Outcomes." Watch the videos: "What is a permutation?" and "How do you find a number of permutations using the Fundamental Counting Principle?"

This site explains the Fundamental Counting Principle and includes a 5 question quiz at the end where you can test your understanding!

This site explains the difference between Permutations and Combinations! The end of the page also includes 10 practice problems that explain the answers, too!

This link will take you to a site that has practice problems involving permutations. If you are struggling, you can click on "I'd like a hint".

This link takes you to a site where you can practice Combination problems. If you're struggling, you can click "I'd like a hint" for help!

You can also click on the left of the site to practice combinations and permutations problems!

This website explains the difference between Theoretical and Experimental Probability.

This site has practice problems involving Compound Events. There is also an "I'd like a hint" button that you can click for help!

This site focuses on explaining compound events. There are also practice problems and an included answer key to review the concepts!

Use this file to check your answers on the Probability Test Study Guide to prepare for the Probability Test!

- Pre-Algebra Ch. 0 Resources
### Pre-Algebra Ch. 0 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 0 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

- Pre-Algebra Ch. 1 Resources
### Pre-Algebra Ch. 1 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 1 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This link takes you to the Educanon site where you will have to sign in to view the videos posted below. The videos are embedded with questions to highlight important information. You may have to minimize the screen to view the questions.

*Order of Operations (about 6 minutes) This video includes a review of the four steps of the order of operations and then provides four practice problems. You will be asked to first solve them on your own. Then, the video will walk through the solving process step by step!

*Evaluating Algebraic Expressions (about 4.5 minutes)

*Algebra Properties (about 5 minutes)

This website provides a review of the Commutative, Associative, and Distributive Properties. Each property includes a definition and visual to help with understanding.

This website provides information for many topics pertaining to the coordinate plane, relations, and ordered pairs! Click on any of the topics to watch tutorials for review!

Struggling with understanding functions? Check out this tutorial!

Having difficulty with a scatter plot concept? Check out these tutorials for assistance!

- Pre-Algebra Chapter 2 Resources
### Pre-Algebra Chapter 2 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 2 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

Use the Educanon Videos below to help enhance your understanding of Chapter 2 concepts. Remember that these videos are interactive!

*Adding Integers with the Same Sign (Lesson 2-2) (About 2 minutes)

*Adding Integers with Different Signs (Lesson 2-2) (About 3 minutes)

*Subtracting Integers (Lesson 2-3) (About 3 minutes)

*Multiplying and Dividing Integers (Lessons 2-4 and 2-5) (About 2 minutes)

*Reflections Across the X-Axis (Lesson 2-7) (About 2 minutes)

Use this video to enhance your understanding of translating figures on a coordinate plane. This video is from the Virtual Nerd math series.

- Pre-Algebra Chapter 3 Resources
### Pre-Algebra Chapter 3 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 3 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

Use the Educanon Videos below to help enhance your understanding of Chapter 3 concepts. Remember that these videos are interactive!

*Writing Repeating Decimals as Fractions (Lesson 3-2) (About 4 minutes)

This video is from Virtual Nerd and explains how to turn a fraction into a terminating decimal. Below this video are links to converting fractions to repeating decimal and comparing fractions and decimals videos. All of this will be discussed in Lesson 3-1.

This link takes you to a page that includes multiple games for multiplying rational numbers, dividing rational numbers, and adding and subtracting fractions.

This link takes you to a page that lists several Virtual Nerd videos. Topics explore multiplying and dividing rational numbers (fractions, mixed numbers, decimals). Explore the different video options.

This link takes you to the Virtual Nerd website that includes multiple videos about adding and subtracting fractions with like and unlike denominators.

- Pre-Algebra Chapter 4 Resources
### Pre-Algebra Chapter 4 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 4 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This link takes you to a website with multiple videos on the Distributive Property. The first video explains the distributive property within an algebraic expressions.

The Educanon videos below are interactive tools to enhance your understanding of Chapter 4 concepts.

*Simplifying Algebraic Expressions-Combine Like Terms (Lesson 4-2) (About 3 minutes)

*Solving Equations by Addition and Subtraction (Lesson 4-3) (About 3 minutes)

*Solving Equations by Multiplication and Division (Lesson 4-4) (About 3 minutes)

*Solving 2-Step Equations (Lesson 4-5) (About 5 minutes)

This website includes multiple games to help you review information on writing algebraic equations and solving algebraic equations. Scroll down to find the title of the games on the webpage. Try out the following games for Chapter 4:

*Writing Algebraic Expressions

*Solving One-Step Equations

*One-Step Equations with Addition and Subtraction

*One-Step Equations- Math Basketball

- Pre-Algebra Chapter 5 Resources
### Pre-Algebra Chapter 5 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 5 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

The Educanon videos below are interactive tools to enhance your understanding of Chapter 5 concepts.

*Finding Side Lengths when Given Area or Perimeter (Lesson 5-1) (About 8 minutes)

*Solving Equations with Variables on Both Sides (Lesson 5-2) (About 7 minutes) This video is excellent and walks you through several example problems reviewing everything we have discussed in class!

Use with Lessons 5-3, 5-4, and 5-5

This link takes you to the Virtual Nerd site. Here you will find numerous videos about inequalities- writing, solving, and graphing inequalities. To find the videos, follow the steps below after clicking the link:

*Click on "Multi-Step Equations and Inequalities"

*The options that appear give you several topics to choose from and each topic includes several videos about inequalities. The video titles are written as questions. Find your question and watch the video!

- Pre-Algebra Chapter 6 Resources
### Pre-Algebra Chapter 6 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 6 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

*Lesson 6-1: Ratios: Click on "Ratios, Proportions, and Percent" then "Ratios and Rates" to watch: What is a Ratio, Writing Ratios, or Equivalent Ratios

*Lesson 6-2: Unit Rates: Click on "Ratios, Proportions, and Percent" then "Ratios and Rates" to watch: Convert a Rate to a Unit Rate, Using Unit Rates to Compare Rates, What are Rates and Unit Rates?

This link takes you to Virtual Nerd's Pre-Algebra Videos. Once there, click "Ratios and Proportions" (except for 6-8 dilations) then follow the directions below:

*Lesson 6-3: Dimensional Analysis: Click "Rates and Unit Rates" then "Dimensional Analysis". There are 3 videos on this topic!

*Lesson 6-4: Proportionality: Click "Proportions and Proportionality" then, "Determining Proportionality". There are 4 videos on this topic!

*Lesson 6-5: Proportions: Click "Proportions and Proportionality" then "Solving Proportions". There are 5 videos on this topic!

*Lesson 6-6: Scale Drawings and Models: Click "Scale Models" then "Using Scale Models". There are 7 videos on this topic!

*Lesson 6-7: Similar Figures: Click "Similar Figures and Indirect Measurement", then "Similar Figures". There are 6 videos on this topic!

*Lesson 6-8: Dilations: Click "Geometry", then "Transformations and Symmetry", then "Dilating Figures". There is 1 video in this section!

*Lesson 6-9: Indirect Measurement: Click "Similar Figures and Indirect Measurement" then "Indirect Measurement". There is 1 video on this topic!

- Pre-Algebra Chapter 7 Resources
### Pre-Algebra Chapter 7 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 7 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This link takes you to Virtual Nerd's Pre-Algebra Videos. Once there, click "Percents" then follow the directions below:

*Lesson 7-1: Fractions and Percents: Click "Fractions, Decimals, and Percents" then "Percent Basics". There are 6 videos on this topic!

*Lesson 7-2: Fractions, Decimals, and Percents: Click "Fractions, Decimals, and Percents" then, "Percent Basics". There are 6 videos on this topic!

*Lesson 7-3: Using the Percent Proportion: Click "The Percent Proportion" then "Using the Percent Proportion". There are 6 videos on this topic!

*Lesson 7-4: Find Percent of a Number Mentally: Click "Finding Percents Mentally & Estimating Percents" then "Finding Percents Mentally". There are 2 videos on this topic! You can also watch the Estimating Percents Video.

*Lesson 7-5: Using Percent Equations: Click "The Percent Equation", then "Using the Percent Equation". There are 3 videos on this topic!

*Lesson 7-6: Percent of Change: Click "Percent of Change", then "Finding the Percent of Change", then "Dilating Figures". There are 3 videos in this section!

*Lesson 7-7: Simple and Compound Interest: Click "Applications of Percents" then "Simple Interest". There are 2 videos on this topic! Also, click "Compound Interest". There are 2 videos in this section, too!

This site compares simple and compound interest through examples. It also includes a short quiz to help you test your understanding.

- Pre-Algebra Chapter 8 Resources
### Pre-Algebra Chapter 8 Resources

Below you will find tools (blog, class presentations, videos, websites) to enhance your understanding of Chapter 8 concepts. The SMARTBoard lessons that are presented in class are here in PDF format. Please keep in mind that these files will not be interactive like the class presentations due to the PDF format.

This link takes you to Virtual Nerd's Pre-Algebra Videos. Once there, click "Percents" then follow the directions below:

*Lesson 8-1: Functions: Click "Linear Functions and Graphing" then "Functions". There are 8 videos on this topic!

*Lesson 8-2: Sequences and Equations: Click "Linear Functions and Graphing" then, "Linear Equations" then "Introduction to Linear Equations. There are 6 videos on this topic!

*Lesson 8-3: Representing Linear Functions: Click "Linear Functions and Graphing" then "Linear Equations". There are two different topics with videos in this section.

*Lesson 8-4: Rate of Change: Click "Linear Functions and Graphing" then "Rate of Change and Slope" then "Rate of Change". There are 3 videos on this topic!

*Lesson 8-5: Constant Rate of Change: Click "Linear Functions and Graphing", then "Rate of Change and Slope" then "Rate of Change. There are 3 videos on this topic!

*Lesson 8-6: Slope: Click "Linear Functions and Graphing", then "Rate of Change and Slope", then "Slope Definitions or Finding Slopes". There are 9 videos in this section!

*Lesson 8-7: Slope Intercept Form: Click "Linear Functions and Graphing" then "Simple Interest". There are 2 videos on this topic! Also, click "Compound Interest". There are 2 videos in this section, too!

*Lesson 8-8: Writing Linear Equations: Click "Linear Functions and Graphing" then "Linear EQuations". There are 2 sections of videos on this topic!

*Lesson 8-9: Prediction Equations: Click "Linear Functions and Graphing" then "Scatter Plots and Best-Fit Lines". There are 2 sections of videos here.

*Lesson 8-10: Systems of Equations: Click "Linear Functions and Graphing" then "Systems of Equations". There are 2 sections of videos to watch here.