# Math-U-See

## Grade Nine Content

Math-U-See: Algebra 1

**Operations with rational numbers (addition, subtraction, multiplication, division, and order of operations):**

Lesson 2: Order of Operations and Absolute Value

Lesson 18: Multiplication and Division

**Exponents and exponent laws with whole-number exponents:**

Lesson 19: Exponents

**Operations with polynomials, of degree less than or equal to 2:**

Lesson 20: Addition and Multiplication of Polynomials

Lesson 21: Factor Polynomials

Lesson 24: Square Roots and Dividing Polynomials

**Two-variable linear relations, using graphing, interpolation, and extrapolation:**

Lesson 5: Number Lines and Cartesian Coordinates

Lesson 6: Graphing a Line

Lesson 7: Slope-Intercept Formula

Lesson 8: Graphing a Line

Lesson 9: Graphing Parallel Lines

Lesson 10: Graphing Perpendicular Lines

Lesson 11: Finding the Slope-Intercept Formula

Lesson 12: Graphing Inequalities

Lesson 13: Solving Simultaneous Equations

Lesson 14: Solving Simultaneous Equations

Lesson 15: Solving Simultaneous Equations

**Multi-step one-variable linear equations:**

Lesson 3: Solve for Unknown with One Variable

Lesson 4: Distributive Property

**Spatial proportional reasoning ****(e.g., scale diagrams, similar triangles, linear unit conversions):**

Requires support of teacher. Topic partially covered in:

- Lesson 28: Unit Multipliers
- Lesson 29: Square Unit Multipliers
- Lesson 30: Metric Conversions

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## Curricular Competencies

### Reasoning/Analyzing

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- Reasonably Addressed Throughout

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- The program uses integer blocks

Use of pen/pencil/iPad/paper/camera

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### Understanding/Solving

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### Communicating/Representing

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Supplementation Required

- The program used integer blocks

### Connecting/Reflecting

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Supplementation Required