### Helpful Sites

iTunes U Textbook: Got an iPad/iPhone/iPod? Download the Algebra 1 iTunes U “textbook” for help! It has videos and lessons on everything we are learning. My mom is retaking Algebra 1 right now!

Spark Notes: Summary of all topics studied in Algebra

Explore Learning: Great site with visual aids for many concepts. Henrico County has a license for the students to access this. Contact if you need help logging in. You can browse by topic, SOL Standard, or textbook chapter.

Khan Academy: Khan Academy forces students to gain “fluency” in their math skills so that they can do the skill quickly and correctly. Practicing any skill on Khan Academy will improve your math skills, which everyone needs!

Math Dictionary for Kids: Easy definition with examples (and some times a little activity). The charts are also helpful study guides and summaries.

Textbook: You also have your textbook(s) that you can use!

### Links by Concept

#### Tools of Algebra

** 1. Integer Operations**

Info: Adding & Subtracting , Multiplying & Dividing

**2. Adding and Subtracting Fractions**

Info: Adding & Subtracting, Mixed Number & Improper Fractions

**3. Multiplying Fractions**

Info: Multiplying

**4. Dividing Fractions/Complex Fractions**

Info: Dividing (Complex Fractions are frac over frac)

**5. Properties**

Info: Properties

Practice: Properties Worksheet Creator

**6. Squaring a Negative**

Info: Squaring a Negative

**7. Order of Operations**

Video: Order of Op, Evaluating Expressions

Activity: Order of Op, Evaluating Expressions1, Evaluating Expressions2

**8. Function Notation** (Video, Practice)

**9. Domain & Range** (Notes)

#### Expressions

** 10. Multiplying Properties** (Notes)

Videos: Multiplying, Raise a power, Raising a power2

Activity: See “10-12 Together”

**11. Division properties of Exponents**

Videos: Dividing, Dividing/Applying

Activity: See “10-12 Together”

**12. Negative Exponents** (Video)

**10-12 Together Videos**Concept 10-12, Concept 10-12 more, Simplifying Expressions

**10-12 Together Practice**Practice, Practice, Practice

**13. Scientific Notation**

Video: Converting, Operations

Activity: Converting, More Converting, Operations)

**14. Simplifying Radicals**

Video: Simplifying Radicals

Activity: Review of Square Roots, Simplifying Radicals

**15. Simplifying Cube Roots** (Video, Practice)

**16. Simplify Expressions/Add & Subtact Polynomials**

Video: Combining Like Terms, Adding & Subtracting

*Activity: Activity A, Activity B, Activity C, Add/Sub Polynomials, Simplifying Game*

**17. Divide Polynomial by Monomial**

Notes: Dividing a Poly by a Mono

*Video: Dividing a Poly by a Mono*

Activity: Dividing a Poly by a Mono Practice Problems

**18. Multiplying Polynomials**

Notes: Multiplying Polynomials (3 different pages)

Video: Multiplying Polynomials

Activity: Modeling (Multiplication then change to binomials), Multiplying Polynomials (EASY), Multiplying Polynomials (MED), Multiplying Polynomials (HARD)

**19. Factoring by GCF**

Video: Factor by GCF (then factor completely if possible!)

Activity: Factor by GCF (then factor completely if possible!)

**20. Factoring into binomial**

Video: Factoring when a=1, Factoring when a>1 (it wants you to do it by “grouping” which is another method)

Activity: Factoring when a=1, Factoring when a>1

**21. Using the discriminant**

Notes: Explanation

**22. Divide Polynomial by Polynomial**

Notes: Might be confusing, might be helpful

#### Solving Linear Equations

**23. Solving Linear Equations**
*SCIC (Simplify/Collect/Isolate/Check)

Notes: Clearing Fractions
Video: Solving Equations (SCIC)
Activity: Solving Equations (SCIC)

**24. Solving Proportions**

Video: Finding an unknown, Word Problems

Activity: Solving proportions, Solving harder proportions

**25. Literal Equations**

Notes: Solving Literal Equations, More

Video: Solving Literal Equations

**26. Word Problems**

Distance Word Problems, Coin Word Problems

Practice: Consecutive Word Problems

**27. Justifying Using Properties**

Notes with examples

#### Graphing Linear Equations

[Concepts 31 and 36 are listed together]

**28. Solutions to linear equations/x- and y-intercepts**

Video: Finding Solutions, Graphing Equation by finding points, Interpreting graphs

Activity: Finding solutions, finding solutions 2

**29. Dependent and independent variables**

Notes: Definition

Activity: Identifying variables, lots of practice

**30. Slope & Rate of Change**

Video: Slope of a line, Slope & rate of change

Activity: Identifying slope of a line, making a line

**31. Graphing Linear Equations & 36. Writing Linear Equations**

*Slope-Intercept Form Notes/Videos:* Explaining slope intercept form, Graphing when in slope intercept,Writing/Graphing slope-intercept from notes, Notes with practice, Notes with great examples/explanations/practice of slope-int form

*Slope-Intercept Form Activities:* Solving for the y-int (given an equation w/out it and a point), Writing in slope intercept form (given a table of values)

*Point-Slope Form Notes/Videos:* Graphing in point-slope form video, Graphing in point-slope form notes, Writing/Graphing point-slope form notes, Notes with practice, Notes with great examples/explanations/practice of point-slope form

*Point-Slope Form Activities:* writing in point-slope form

*Converting Videos:* convert point-slope form to slope-intercept form, converting standard form to slope-intercept form, converting slope-intercept form to standard form

*Converting Activities: *convert between point slope & slope int, convert between standard & slope int

*Writing Equations (all forms): *writing equations in all forms

**32. Real World Situations & Connecting 4 Representations**

Activity: Matching situations, Matching situations (key on 3rd page)

**33. Functions/Relations & Domain/Range**

Notes: Domain & RangeVideo: Relations & Functions, Testing Relations & Functions , Summary of discete/continuous & domain/range Activity: Domain & Range, Practice/Explanation

**34. Transformation of Linear Equations (Parent Functions)**

Explanation of Parent Function & Transformation

*Activity*: Adjusting graphs

**35. Direct & Inverse Variation**

Direct Variation Notes, Direct Variation Notes2, Direct & Inverse Video, Recognizing Direct & Inverse Variation Video, Direct & Inverse Activity

**37. Parallel and Perpendicular Lines**

Videos: Parallel & Perpendicular Lines, Slope of Perpendicular Lines, Parallel Line Equations, Parallel Lines

Activities: Equations of Parallel & Perpendicular Lines

** 38. Linear Regression**

Best Fit Line Notes, Estimating the Line of Best Fit

#### Solving Quadratic Equations

**39. Solving Quadratic Equations by SQUARE ROOTS**

Notes: Step by Step Explanation

Video: Square Roots Method, Square Roots Method (Khan),

Practice: Square Roots Method (Khan), Step by Step Explanation, Practice Problems with answers

**40. Solving Quadratic Equations by FACTORING**

Notes: Purple Math Notes

Video: Solve by Factoring Example,

Practice: Solving by Factoring (Khan)

**41. Solving Quadratic Equations with QUADRATIC FORMULA**

Purple Math Notes

Khan Video

Khan Video #2

Khan Video #3

Khan Activity

**42. Using the Discriminant & Understanding Solutions**

Purple Math Notes

Khan Video

Khan Activity

#### Solving Systems of Equations

**43. Solving Systems of Equations by GRAPHING**

Purple Math Notes

Khan Video

Khan Activity

**44. Solving Systems of Equations by SUBSTITUTION**

Purple Math Notes

Khan Video

Khan Activity

**45. Solving Systems of Equations by ELIMINATION**

Purple Math Notes

Khan Video

Khan Activity

**46. Systems of Equations Word Problems**

Khan Video

#### Solving & Graphing Inequalities & Systems of Inequalities

**47. Solving & Graphing Inequalities in 1 variable**

Khan Video

Khan Activity

**48. Solving & Graphing Inequalities in 2 variables & systems of inequalities**

Khan Video

Khan Video #2

Khan Activity

#### Data & Statistics

**49. Find mean, median, mode, and range**

Khan Video

Khan Video

Khan Activity

**50. Find the 5 # summary, and create a box plot**

Box & Whisker Plot Notes

IQR Video

Reading a Box Plot Video

Constructing a Box Plot Video

Constructing a Box Plot Activity

**51. Calculate & interpret the mean absolute deviation**

Mean Absolute Deviation Notes

Mean Absolute Deviation Video

**52. Calculate & interpret the standard deviation**

Variance Video

Variance Activity

Standard Deviation Notes

Standard Deviation Video

Standard Deviation Activity

**53. Calculate & interpret the z-score and normal curve**

Normal Curve Video

Z Score Activity