Grade 9 Video Lessons (Ontario Curriculum)

Numeracy Lessons

1. Converting between decimals, fractions and percent

2. Adding and Subtracting Fractions

3. Reducing Fractions into lower terms

4. Multiplying Fractions

5. Dividing Fractions

6. Adding and Subtracting Integers

7. Multiplying and Dividing Integers

8. Working with Percent

9. Evaluating

10. Exponent Rules

Numeracy Examples

• Multiplying and Dividing Fractions

• Multiplying and Dividing Fractions 2

• Dividing Fractions      

• Adding Fractions  

• Subtracting Fractions    

• Percent of a number      

• Percent of a number 2

• Percent of a number 3  

• Percent of a number 4

• Given a percent, find original number

• BEDMAS

• BEDMAS 2

• Common Calculator Error         

Equations Lessons

1. Solving 1 Step Equations

2. Solving 2 Step Equations

3. Solving Equations with variables on both sides

4. Solving Equations that have Fractions

5. Rearranging Formulas

   Equations examples

• Solving Equation 1                     

• Solving Equation 2

• Variables on both sides      

• Variables on both sides 2 

• Fraction Equation 

• Fraction Equation 2      

• Fraction Equation 3      

• Fraction Equation 4       

• Using Angles    

• Using Angles 2  

• Multi-step Equation

Algebra Lessons

1. Collecting Like Terms

2. Distributive Property

3. Multiplying Monomials

4. Expand and Simplify

5. Exponent Rules

Algebra Examples

• Expand and Simplify 1       

• Expand and Simplify 2      

• Expand and Simplify 3      

• Expand and Simplify 4 

• Expand and Simplify 5 

• Basic Exponent Rules   

• Exponent Rules         

• Exponent Rules 2        

• Exponent Rules 3   

• Distributive Property

• FOIL    

• Simplification

• Negative Exponents      

Linear Relations Lessons

1. Linear vs Non-Linear

2. Direct vs Partial Variation

3. Determining the Slope

4. First Differences

5. Graphing y = mx+b

6. Determining the equation of a line when given 2 points

7. Finding the x and y intercepts

8. Determining the equation given the slope and y intercept

9. Parallel and Perpendicular Lines

10. Horizontal and Vertical Lines

11. Converting Ax + By + C into y=mx+b

Linear Examples

• Find the Slope 

• Find the Slope 2

•  Point on a line     

•  Find y=mx+b      

•  Find y=mx+b (2)  

•  Find y=mx+b (3)  

• Find y=mx+b (4)

• First Principles

•  Solving by Substitution 

• Solving by Substitution (2)

• Solving by Elimination      

Measurement

1. The Pythagorean Theorem

2. Supplementary and Complementary Angles

3. Angle theorems

4. Angle Properties of Triangles

5. Angle Properties of Polygons

6. Perimeter and Area of common shapes

7. Area and Circumference of Circles

8. Surface Area and Volume of 3D shapes

Measurement Examples

• Pythagorean Theorem 

• Angles of a Triangle

• Angle Theorems

• Angle Theorems 2

• Angle Theorems 3

• Perimeter

• Area

• Area and circumference of a circle

Data

1. Calculating the Range and IQR

2. Drawing a Box-Plot in Statistics

3. Types of Correlations

Data Examples

• Find the Average (Mean)

• Drawing a Box-Plot

Handouts and Activities