Join Professor Mary Pyo’s Basic Mathematics online course to learn the essentials of math or brush up on your skills. Mary begins with easy-to-understand explanations of concepts and follows up with many step-by-step examples of problems seen in the actual classroom.

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I. Algebra and Decimals

  Expressions and Variables 5:57
   Intro 0:00 
   Vocabulary 0:06 
    Variable 0:09 
    Expression 0:48 
    Numerical Expression 1:08 
    Algebraic Expression 1:35 
    Word Expression 2:04 
   Extra Example 1: Evaluate the Expression 2:27 
   Extra Example 2: Evaluate the Expression 3:16 
   Extra Example 3: Evaluate the Expression 4:04 
   Extra Example 4: Evaluate the Expression 4:59 
  Exponents 5:34
   Intro 0:00 
   What Exponents Mean 0:07 
    Example: Ten Squared 0:08 
   Extra Example 1: Exponents 0:50 
   Extra Example 2: Write in Exponent Form 1:58 
   Extra Example 3: Using Exponent and Base 2:37 
   Extra Example 4: Write the Equal Factors 4:26 
  Order of Operations 8:40
   Intro 0:00 
   Please Excuse My Dear Aunt Sally 0:07 
    Step 1: Parenthesis 1:16 
    Step 2: Exponent 1:25 
    Step 3: Multiply and Divide 1:30 
    Step 4: Add and Subtract 2:00 
    Example: Please Excuse My Dear Aunt Sally 2:26 
   Extra Example 1: Evaluating Expression 3:37 
   Extra Example 2: Evaluating Expression 4:59 
   Extra Example 3: Evaluating Expression 5:34 
   Extra Example 4: Evaluating Expression 6:25 
  Comparing and Ordering Decimals 13:37
   Intro 0:00 
   Place Value 0:13 
    Examples: 1,234,567.89 0:19 
   Which is the Larger Value? 1:33 
    Which is Larger: 10.5 or 100.5 1:46 
    Which is Larger: 1.01 or 1.10 2:24 
    Which is Larger: 44.40 or 44.4 4:20 
    Which is Larger: 18.6 or 16.8 5:18 
   Extra Example 1: Order from Least to Greatest 5:55 
   Extra Example 2: Order from Least to Greatest 7:56 
   Extra Example 3: Order from Least to Greatest 9:16 
   Extra Example 4: Order from Least to Greatest 10:42 
  Rounding Decimals 12:31
   Intro 0:00 
   Decimal Place Value 0:06 
    Example: 12,3454.6789 0:07 
   How to Round Decimals 1:17 
    Example: Rounding 1,234.567 1:18 
   Extra Example 1: Rounding Decimals 3:47 
   Extra Example 2: Rounding Decimals 6:10 
   Extra Example 3: Rounding Decimals 7:45 
   Extra Example 4: Rounding Decimals 9:56 
  Adding and Subtracting Decimals 11:30
   Intro 0:00 
   When Adding and Subtracting 0:06 
    Align the Decimal Point First 0:12 
    Add or Subtract the Digits 0:47 
    Place the Decimal Point in the Same Place 0:55 
    Check by Estimating 1:09 
   Examples 1:28 
    Add: 3.45 + 7 + 0.835 1:30 
    Find the Difference: 351.4 - 65.25 3:34 
   Extra Example 1: Adding Decimals 5:32 
   Extra Example 2: How Much Money? 6:09 
   Extra Example 3: Subtracting Decimals 7:20 
   Extra Example 4: Adding Decimals 9:32 
  Multiplying Decimals 10:30
   Intro 0:00 
   Multiply the Decimals 0:05 
    Methods for Multiplying Decimals 0:06 
    Example: 1.1 x 6 0:38 
   Extra Example 1: Multiplying Decimals 1:51 
   Extra Example 2: Work Money 2:49 
   Extra Example 3: Multiplying Decimals 5:45 
   Extra Example 4: Multiplying Decimals 7:46 
  Dividing Decimals 17:49
   Intro 0:00 
   When Dividing Decimals 0:06 
    Methods for Dividing Decimals 0:07 
     Divisor and Dividend 0:37 
    Example: 0.2 Divided by 10 1:35 
   Extra Example 1 : Dividing Decimals 5:24 
   Extra Example 2: How Much Does Each CD Cost? 8:22 
   Extra Example 3: Dividing Decimals 10:59 
   Extra Example 4: Dividing Decimals 12:08 

II. Number Relationships and Fractions

  Prime Factorization 7:00
   Intro 0:00 
   Terms to Review 0:07 
    Prime vs. Composite 0:12 
    Factor 0:54 
    Product 1:15 
   Factor Tree 1:39 
    Example: Prime Factorization 2:01 
    Example: Prime Factorization 2:43 
   Extra Example 1: Prime Factorization 4:08 
   Extra Example 2: Prime Factorization 5:05 
   Extra Example 3: Prime Factorization 5:33 
   Extra Example 4: Prime Factorization 6:13 
  Greatest Common Factor 12:47
   Intro 0:00 
   Terms to Review 0:05 
    Factor 0:07 
    Example: Factor of 20 0:18 
   Two Methods 0:59 
    Greatest Common Factor 1:00 
    Method 1: GCF of 15 and 30 1:37 
    Method 2: GCF of 15 and 30 2:58 
   Extra Example 1: Find the GCF of 6 and 18 5:16 
   Extra Example 2: Find the GCF of 36 and 27 7:43 
   Extra Example 3: Find the GCF of 6 and 18 9:18 
   Extra Example 4: Find the GCF of 54 and 36 10:30 
  Fraction Concepts and Simplest Form 10:03
   Intro 0:00 
   Fraction Concept 0:10 
    Example: Birthday Cake 0:28 
    Example: Chocolate Bar 2:10 
   Simples Form 3:38 
    Example: Simplifying 4 out of 8 3:46 
   Extra Example 1: Graphically Show 4 out of 10 4:41 
   Extra Example 2: Finding Fraction Shown by Illustration 5:10 
   Extra Example 3: Simplest Form of 5 over 25 7:02 
   Extra Example 4: Simplest Form of 14 over 49 8:30 
  Least Common Multiple 14:16
   Intro 0:00 
   Term to Review 0:06 
    Multiple 0:07 
    Example: Multiples of 4 0:15 
   Two Methods 0:41 
    Least Common Multiples 0:44 
    Method 1: LCM of 6 and 10 1:09 
    Method 2: LCM of 6 and 10 2:56 
   Extra Example 1: LCM of 12 and 15 5:09 
   Extra Example 2: LCM of 16 and 20 7:36 
   Extra Example 3 : LCM of 15 and 25 10:00 
   Extra Example 4 : LCM of 12 and 18 11:27 
  Comparing and Ordering Fractions 13:10
   Intro 0:00 
   Terms Review 0:14 
    Greater Than 0:16 
    Less Than 0:40 
   Compare the Fractions 1:00 
    Example: Comparing 2/4 and 3/4 1:08 
    Example: Comparing 5/8 and 2/5 2:04 
   Extra Example 1: Compare the Fractions 3:28 
   Extra Example 2: Compare the Fractions 6:06 
   Extra Example 3: Compare the Fractions 8:01 
   Extra Example 4: Least to Greatest 9:37 
  Mixed Numbers and Improper Fractions 12:49
   Intro 0:00 
   Fractions 0:10 
    Mixed Number 0:21 
    Proper Fraction 0:47 
    Improper Fraction 1:30 
   Switching Between 2:47 
    Mixed Number to Improper Fraction 2:53 
    Improper Fraction to Mixed Number 4:41 
   Examples: Switching Fractions 6:37 
   Extra Example 1: Mixed Number to Improper Fraction 8:57 
   Extra Example 2: Improper Fraction to Mixed Number 9:37 
   Extra Example 3: Improper Fraction to Mixed Number 10:21 
   Extra Example 4: Mixed Number to Improper Fraction 11:31 
  Connecting Decimals and Fractions 15:01
   Intro 0:00 
   Examples: Decimals and Fractions 0:06 
   More Examples: Decimals and Fractions 2:48 
   Extra Example 1: Converting Decimal to Fraction 6:55 
   Extra Example 2: Converting Fraction to Decimal 8:45 
   Extra Example 3: Converting Decimal to Fraction 10:28 
   Extra Example 4: Converting Fraction to Decimal 11:42 

III. Fractions and Their Operations

  Adding and Subtracting Fractions with Same Denominators 5:17
   Intro 0:00 
   Same Denominator 0:11 
    Numerator and Denominator 0:18 
    Example: 2/6 + 5/6 0:41 
   Extra Example 1: Add or Subtract the Fractions 2:02 
   Extra Example 2: Add or Subtract the Fractions 2:45 
   Extra Example 3: Add or Subtract the Fractions 3:17 
   Extra Example 4: Add or Subtract the Fractions 4:05 
  Adding and Subtracting Fractions with Different Denominators 23:08
   Intro 0:00 
   Least Common Multiple 0:12 
    LCM of 6 and 4 0:31 
   From LCM to LCD 2:25 
    Example: Adding 1/6 with 3/4 3:12 
   Extra Example 1: Add or Subtract 6:23 
   Extra Example 2: Add or Subtract 9:49 
   Extra Example 3: Add or Subtract 14:54 
   Extra Example 4: Add or Subtract 18:14 
  Adding and Subtracting Mixed Numbers 19:44
   Intro 0:00 
   Example 0:05 
    Adding Mixed Numbers 0:17 
   Extra Example 1: Adding Mixed Numbers 1:57 
   Extra Example 2: Subtracting Mixed Numbers 8:13 
   Extra Example 3: Adding Mixed Numbers 12:01 
   Extra Example 4: Subtracting Mixed Numbers 14:54 
  Multiplying Fractions and Mixed Numbers 21:32
   Intro 0:00 
   Multiplying Fractions 0:07 
    Step 1: Change Mixed Numbers to Improper Fractions 0:08 
    Step2: Multiply the Numerators Together 0:56 
    Step3: Multiply the Denominators Together 1:03 
   Extra Example 1: Multiplying Fractions 1:37 
   Extra Example 2: Multiplying Fractions 6:39 
   Extra Example 3: Multiplying Fractions 10:20 
   Extra Example 4: Multiplying Fractions 13:47 
  Dividing Fractions and Mixed Numbers 18:00
   Intro 0:00 
   Dividing Fractions 0:09 
    Step 1: Change Mixed Numbers to Improper Fractions 0:15 
    Step 2: Flip the Second Fraction 0:27 
    Step 3: Multiply the Fractions 0:52 
   Extra Example 1: Dividing Fractions 1:23 
   Extra Example 2: Dividing Fractions 5:06 
   Extra Example 3: Dividing Fractions 9:34 
   Extra Example 4: Dividing Fractions 12:06 
  Distributive Property 11:05
   Intro 0:00 
   Distributive Property 0:06 
    Methods of Distributive Property 0:07 
    Example: a(b) 0:35 
    Example: a(b+c) 0:49 
    Example: a(b+c+d) 1:22 
   Extra Example 1: Using Distributive Property 1:56 
   Extra Example 2: Using Distributive Property 4:36 
   Extra Example 3: Using Distributive Property 6:39 
   Extra Example 4: Using Distributive Property 8:19 
  Units of Measure 16:36
   Intro 0:00 
   Length 0:05 
    Feet, Inches, Yard, and Mile 0:20 
    Millimeters, Centimeters, and Meters 0:43 
   Mass 2:57 
    Pounds, Ounces, and Tons 3:03 
    Grams and Kilograms 3:38 
   Liquid 4:11 
    Gallons, Quarts, Pints, and Cups 4:14 
   Extra Example 1: Converting Units 7:02 
   Extra Example 2: Converting Units 9:31 
   Extra Example 3: Converting Units 12:21 
   Extra Example 4: Converting Units 14:05 

IV. Positive and Negative Numbers

  Integers and the Number Line 13:24
   Intro 0:00 
   What are Integers 0:06 
    Integers are all Whole Numbers and Their Opposites 0:09 
    Absolute Value 2:35 
   Extra Example 1: Compare the Integers 4:36 
   Extra Example 2: Writing Integers 9:24 
   Extra Example 3: Opposite Integer 10:38 
   Extra Example 4: Absolute Value 11:27 
  Adding Integers 16:05
   Intro 0:00 
   Using a Number Line 0:04 
    Example: 4 + (-2) 0:14 
    Example: 5 + (-8) 1:50 
   How to Add Integers 3:00 
    Opposites Add to Zero 3:10 
    Adding Same Sign Numbers 3:37 
    Adding Opposite Signs Numbers 4:44 
   Extra Example 1: Add the Integers 8:21 
   Extra Example 2: Find the Sum 10:33 
   Extra Example 3: Find the Value 11:37 
   Extra Example 4: Add the Integers 13:10 
  Subtracting Integers 15:25
   Intro 0:00 
   How to Subtract Integers 0:06 
    Two-dash Rule 0:16 
    Example: 3 - 5 0:44 
    Example: 3 - (-5) 1:12 
    Example: -3 - 5 1:39 
   Extra Example 1: Rewrite Subtraction to Addition 4:43 
   Extra Example 2: Find the Difference 7:59 
   Extra Example 3: Find the Difference 9:08 
   Extra Example 4: Evaluate 10:38 
  Multiplying Integers 7:33
   Intro 0:00 
   When Multiplying Integers 0:05 
    If One Number is Negative 0:06 
    If Both Numbers are Negative 0:18 
    Examples: Multiplying Integers 0:53 
   Extra Example 1: Multiplying Integers 1:27 
   Extra Example 2: Multiplying Integers 2:43 
   Extra Example 3: Multiplying Integers 3:13 
   Extra Example 4: Multiplying Integers 3:51 
  Dividing Integers 6:42
   Intro 0:00 
   When Dividing Integers 0:05 
    Rules for Dividing Integers 0:41 
   Extra Example 1: Dividing Integers 1:01 
   Extra Example 2: Dividing Integers 1:51 
   Extra Example 3: Dividing Integers 2:21 
   Extra Example 4: Dividing Integers 3:18 
  Integers and Order of Operations 11:09
   Intro 0:00 
   Combining Operations 0:21 
    Solve Using the Order of Operations 0:22 
   Extra Example 1: Evaluate 1:18 
   Extra Example 2: Evaluate 4:20 
   Extra Example 3: Evaluate 6:33 
   Extra Example 4: Evaluate 8:13 

V. Solving Equations

  Writing Expressions 9:15
   Intro 0:00 
   Operation as Words 0:05 
    Operation as Words 0:06 
   Extra Example 1: Write Each as an Expression 2:09 
   Extra Example 2: Write Each as an Expression 4:27 
   Extra Example 3: Write Each Expression Using Words 6:45 
  Writing Equations 18:03
   Intro 0:00 
   Equation 0:05 
    Definition of Equation 0:06 
    Examples of Equation 0:58 
   Operations as Words 1:39 
    Operations as Words 1:40 
   Extra Example 1: Write Each as an Equation 3:07 
   Extra Example 2: Write Each as an Equation 6:19 
   Extra Example 3: Write Each as an Equation 10:08 
   Extra Example 4: Determine if the Equation is True or False 13:38 
  Solving Addition and Subtraction Equations 24:53
   Intro 0:00 
   Solving Equations 0:08 
    inverse Operation of Addition and Subtraction 0:09 
   Extra Example 1: Solve Each Equation Using Mental Math 4:15 
   Extra Example 2: Use Inverse Operations to Solve Each Equation 5:44 
   Extra Example 3: Solve Each Equation 14:51 
   Extra Example 4: Translate Each to an Equation and Solve 19:57 
  Solving Multiplication Equation 19:46
   Intro 0:00 
   Multiplication Equations 0:08 
    Inverse Operation of Multiplication 0:09 
   Extra Example 1: Use Mental Math to Solve Each Equation 3:54 
   Extra Example 2: Use Inverse Operations to Solve Each Equation 5:55 
   Extra Example 3: Is -2 a Solution of Each Equation? 12:48 
   Extra Example 4: Solve Each Equation 15:42 
  Solving Division Equation 17:58
   Intro 0:00 
   Division Equations 0:05 
    Inverse Operation of Division 0:06 
   Extra Example 1: Use Mental Math to Solve Each Equation 0:39 
   Extra Example 2: Use Inverse Operations to Solve Each Equation 2:14 
   Extra Example 3: Is -6 a Solution of Each Equation? 9:53 
   Extra Example 4: Solve Each Equation 11:50 

VI. Ratios and Proportions

  Ratio 40:21
   Intro 0:00 
   Ratio 0:05 
    Definition of Ratio 0:06 
    Examples of Ratio 0:18 
   Rate 2:19 
    Definition of Rate 2:20 
    Unit Rate 3:38 
    Example: $10 / 20 pieces 5:05 
   Converting Rates 6:46 
    Example: Converting Rates 6:47 
   Extra Example 1: Write in Simplest Form 16:22 
   Extra Example 2: Find the Ratio 20:53 
   Extra Example 3: Find the Unit Rate 22:56 
   Extra Example 4: Convert the Unit 26:34 
  Solving Proportions 17:22
   Intro 0:00 
   Proportions 0:05 
    An Equality of Two Ratios 0:06 
    Cross Products 1:00 
   Extra Example 1: Find Two Equivalent Ratios for Each 3:21 
   Extra Example 2: Use Mental Math to Solve the Proportion 5:52 
   Extra Example 3: Tell Whether the Two Ratios Form a Proportion 8:21 
   Extra Example 4: Solve the Proportion 13:26 
  Writing Proportions 22:01
   Intro 0:00 
   Writing Proportions 0:08 
    Introduction to Writing Proportions and Example 0:10 
   Extra Example 1: Write a Proportion and Solve 5:54 
   Extra Example 2: Write a Proportion and Solve 11:19 
   Extra Example 3: Write a Proportion for Word Problem 17:29 
  Similar Polygons 16:31
   Intro 0:00 
   Similar Polygons 0:05 
    Definition of Similar Polygons 0:06 
    Corresponding Sides are Proportional 2:14 
   Extra Example 1: Write a Proportion and Find the Value of Similar Triangles 4:26 
   Extra Example 2: Write a Proportional to Find the Value of x 7:04 
   Extra Example 3: Write a Proportion for the Similar Polygons and Solve 9:04 
   Extra Example 4: Word Problem and Similar Polygons 11:03 
  Scale Drawings 13:43
   Intro 0:00 
   Scale Drawing 0:05 
    Definition of a Scale Drawing 0:06 
    Example: Scale Drawings 1:00 
   Extra Example 1: Scale Drawing 4:50 
   Extra Example 2: Scale Drawing 7:02 
   Extra Example 3: Scale Drawing 9:34 
  Probability 11:51
   Intro 0:00 
   Probability 0:05 
    Introduction to Probability 0:06 
    Example: Probability 1:22 
   Extra Example 1: What is the Probability of Landing on Orange? 3:26 
   Extra Example 2: What is the Probability of Rolling a 5? 5:02 
   Extra Example 3: What is the Probability that the Marble will be Red? 7:40 
   Extra Example 4: What is the Probability that the Student will be a Girl? 9:43 

VII. Percents

  Percents, Fractions, and Decimals 35:05
   Intro 0:00 
   Percents 0:06 
    Changing Percent to a Fraction 0:07 
    Changing Percent to a Decimal 1:54 
   Fractions 4:17 
    Changing Fraction to Decimal 4:18 
    Changing Fraction to Percent 7:50 
   Decimals 10:10 
    Changing Decimal to Fraction 10:11 
    Changing Decimal to Percent 12:07 
   Extra Example 1: Write Each Percent as a Fraction in Simplest Form 13:29 
   Extra Example 2: Write Each as a Decimal 17:09 
   Extra Example 3: Write Each Fraction as a Percent 22:45 
   Extra Example 4: Complete the Table 29:17 
  Finding a Percent of a Number 28:18
   Intro 0:00 
   Percent of a Number 0:06 
    Translate Sentence into an Equation 0:07 
    Example: 30% of 100 is What Number? 1:05 
   Extra Example 1: Finding a Percent of a Number 7:12 
   Extra Example 2: Finding a Percent of a Number 15:56 
   Extra Example 3: Finding a Percent of a Number 19:14 
   Extra Example 4: Finding a Percent of a Number 24:26 
  Solving Percent Problems 32:31
   Intro 0:00 
   Solving Percent Problems 0:06 
    Translate the Sentence into an Equation 0:07 
   Extra Example 1: Solving Percent Problems 0:56 
   Extra Example 2: Solving Percent Problems 14:49 
   Extra Example 3: Solving Percent Problems 23:44 
  Simple Interest 27:09
   Intro 0:00 
   Simple Interest 0:05 
    Principal 0:06 
    Interest & Interest Rate 0:41 
    Simple Interest 1:43 
   Simple Interest Formula 2:23 
    Simple Interest Formula: I = prt 2:24 
   Extra Example 1: Finding Simple Interest 3:53 
   Extra Example 2: Finding Simple Interest 8:08 
   Extra Example 3: Finding Simple Interest 12:02 
   Extra Example 4: Finding Simple Interest 17:46 
  Discount and Sales Tax 17:15
   Intro 0:00 
   Discount 0:19 
    Discount 0:20 
    Sale Price 1:22 
   Sales Tax 2:24 
    Sales Tax 2:25 
    Total Due 2:59 
   Extra Example 1: Finding the Discount 3:43 
   Extra Example 2: Finding the Sale Price 6:28 
   Extra Example 3: Finding the Sale Tax 11:14 
   Extra Example 4: Finding the Total Due 14:08 

VIII. Geometry in a Plane

  Intersecting Lines and Angle Measures 24:17
   Intro 0:00 
   Intersecting Lines 0:07 
    Properties of Lines 0:08 
    When Two Lines Cross Each Other 1:55 
   Angles 2:56 
    Properties of Angles: Sides, Vertex, and Measure 2:57 
   Classifying Angles 7:18 
    Acute Angle 7:19 
    Right Angle 7:54 
    Obtuse Angle 8:03 
   Angle Relationships 8:56 
    Vertical Angles 8:57 
    Adjacent Angles 10:38 
    Complementary Angles 11:52 
    Supplementary Angles 12:54 
   Extra Example 1: Lines 16:00 
   Extra Example 2: Angles 18:22 
   Extra Example 3: Angle Relationships 20:05 
   Extra Example 4: Name the Measure of Angles 21:11 
  Angles of a Triangle 13:35
   Intro 0:00 
   Angles of a Triangle 0:05 
    All Triangles Have Three Angles 0:06 
    Measure of Angles 2:16 
   Extra Example 1: Find the Missing Angle Measure 5:39 
   Extra Example 2: Angles of a Triangle 7:18 
   Extra Example 3: Angles of a Triangle 9:24 
  Classifying Triangles 15:10
   Intro 0:00 
   Types of Triangles by Angles 0:05 
    Acute Triangle 0:06 
    Right Triangle 1:14 
    Obtuse Triangle 2:22 
   Classifying Triangles by Sides 4:18 
    Equilateral Triangle 4:20 
    Isosceles Triangle 5:21 
    Scalene Triangle 5:53 
   Extra Example 1: Classify the Triangle by Its Angles and Sides 6:34 
   Extra Example 2: Sketch the Figures 8:10 
   Extra Example 3: Classify the Triangle by Its Angles and Sides 9:55 
   Extra Example 4: Classify the Triangle by Its Angles and Sides 11:35 
  Quadrilaterals 17:41
   Intro 0:00 
   Quadrilaterals 0:05 
    Definition of Quadrilaterals 0:06 
    Parallelogram 0:45 
    Rectangle 2:28 
    Rhombus 3:13 
    Square 3:53 
    Trapezoid 4:38 
   Parallelograms 5:33 
    Parallelogram, Rectangle, Rhombus, Trapezoid, and Square 5:35 
   Extra Example 1: Give the Most Exact Name for the Figure 11:37 
   Extra Example 2: Fill in the Blanks 13:31 
   Extra Example 3: Complete Each Statement with Always, Sometimes, or Never 14:37 
  Area of a Parallelogram 12:44
   Intro 0:00 
   Area 0:06 
    Definition of Area 0:07 
   Area of a Parallelogram 2:00 
    Area of a Parallelogram 2:01 
   Extra Example 1: Find the Area of the Rectangle 4:30 
   Extra Example 2: Find the Area of the Parallelogram 5:29 
   Extra Example 3: Find the Area of the Parallelogram 7:22 
   Extra Example 4: Find the Area of the Shaded Region 8:55 
  Area of a Triangle 11:29
   Intro 0:00 
   Area of a Triangle 0:05 
    Area of a Triangle: Equation and Example 0:06 
   Extra Example 1: Find the Area of the Triangles 1:31 
   Extra Example 2: Find the Area of the Figure 4:09 
   Extra Example 3: Find the Area of the Shaded Region 7:45 
  Circumference of a Circle 15:04
   Intro 0:00 
   Segments in Circles 0:05 
    Radius 0:06 
    Diameter 1:08 
    Chord 1:49 
   Circumference 2:53 
    Circumference of a Circle 2:54 
   Extra Example 1: Name the Given Parts of the Circle 6:26 
   Extra Example 2: Find the Circumference of the Circle 7:54 
   Extra Example 3: Find the Circumference of Each Circle with the Given Measure 11:04 
  Area of a Circle 14:43
   Intro 0:00 
   Area of a Circle 0:05 
    Area of a Circle: Equation and Example 0:06 
   Extra Example 1: Find the Area of the Circle 2:17 
   Extra Example 2: Find the Area of the Circle 5:47 
   Extra Example 3: Find the Area of the Shaded Region 9:24 

XI. Geometry in Space

  Prisms and Cylinders 21:49
   Intro 0:00 
   Prisms 0:06 
    Polyhedron 0:07 
    Regular Prism, Bases, and Lateral Faces 1:44 
   Cylinders 9:37 
    Bases and Altitude 9:38 
   Extra Example 1: Classify Each Prism by the Shape of Its Bases 11:16 
   Extra Example 2: Name Two Different Edges, Faces, and Vertices of the Prism 15:44 
   Extra Example 3: Name the Solid of Each Object 17:58 
   Extra Example 4: Write True or False for Each Statement 19:47 
  Volume of a Rectangular Prism 8:59
   Intro 0:00 
   Volume of a Rectangular Prism 0:06 
    Volume of a Rectangular Prism: Formula 0:07 
    Volume of a Rectangular Prism: Example 1:46 
   Extra Example 1: Find the Volume of the Rectangular Prism 3:39 
   Extra Example 2: Find the Volume of the Cube 5:00 
   Extra Example 3: Find the Volume of the Solid 5:56 
  Volume of a Triangular Prism 16:15
   Intro 0:00 
   Volume of a Triangular Prism 0:06 
    Volume of a Triangular Prism: Formula 0:07 
   Extra Example 1: Find the Volume of the Triangular Prism 2:42 
   Extra Example 2: Find the Volume of the Triangular Prism 7:21 
   Extra Example 3: Find the Volume of the Solid 10:38 
  Volume of a Cylinder 15:55
   Intro 0:00 
   Volume of a Cylinder 0:05 
    Volume of a Cylinder: Formula 0:06 
   Extra Example 1: Find the Volume of the Cylinder 1:52 
   Extra Example 2: Find the Volume of the Cylinder 7:38 
   Extra Example 3: Find the Volume of the Cylinder 11:25 
  Surface Area of a Prism 23:28
   Intro 0:00 
   Surface Area of a Prism 0:06 
    Surface Area of a Prism 0:07 
   Lateral Area of a Prism 2:12 
    Lateral Area of a Prism 2:13 
   Extra Example 1: Find the Surface Area of the Rectangular Prism 7:08 
   Extra Example 2: Find the Lateral Area and the Surface Area of the Cube 12:05 
   Extra Example 3: Find the Surface Area of the Triangular Prism 17:13 
  Surface Area of a Cylinder 27:41
   Intro 0:00 
   Surface Area of a Cylinder 0:06 
    Introduction to Surface Area of a Cylinder 0:07 
   Surface Area of a Cylinder 1:33 
    Formula 1:34 
   Extra Example 1: Find the Surface Area of the Cylinder 5:51 
   Extra Example 2: Find the Surface Area of the Cylinder 13:51 
   Extra Example 3: Find the Surface Area of the Cylinder 20:57 

X. Data Analysis and Statistics

  Measures of Central Tendency 24:32
   Intro 0:00 
   Measures of Central Tendency 0:06 
    Mean 1:17 
    Median 2:42 
    Mode 5:41 
   Extra Example 1: Find the Mean, Median, and Mode for the Following Set of Data 6:24 
   Extra Example 2: Find the Mean, Median, and Mode for the Following Set of Data 11:14 
   Extra Example 3: Find the Mean, Median, and Mode for the Following Set of Data 15:13 
   Extra Example 4: Find the Three Measures of the Central Tendency 19:12 
  Histograms 19:43
   Intro 0:00 
   Histograms 0:05 
    Definition and Example 0:06 
   Extra Example 1: Draw a Histogram for the Frequency Table 6:14 
   Extra Example 2: Create a Histogram of the Data 8:48 
   Extra Example 3: Create a Histogram of the Following Test Scores 14:17 
  Box-and-Whisker Plot 17:54
   Intro 0:00 
   Box-and-Whisker Plot 0:05 
    Median, Lower & Upper Quartile, Lower & Upper Extreme 0:06 
   Extra Example 1: Name the Median, Lower & Upper Quartile, Lower & Upper Extreme 6:04 
   Extra Example 2: Draw a Box-and-Whisker Plot Given the Information 7:35 
   Extra Example 3: Find the Median, Lower & Upper Quartile, Lower & Upper Extreme 9:31 
   Extra Example 4: Draw a Box-and-Whiskers Plots for the Set of Data 12:50 
  Stem-and-Leaf Plots 17:42
   Intro 0:00 
   Stem-and-Leaf Plots 0:05 
    Stem-and-Leaf Plots 0:06 
   Extra Example 1: Use the Data to Create a Stem-and-Leaf Plot 2:28 
   Extra Example 2: List All the Numbers in the Stem-and-Leaf Plot in Order From Least to Greatest 7:02 
   Extra Example 3: Create a Stem-and-Leaf Plot of the Data & Find the Median and the Mode. 8:59 
  The Coordinate Plane 19:59
   Intro 0:00 
   The Coordinate System 0:05 
    The Coordinate Plane 0:06 
    Quadrants, Origin, and Ordered Pair 0:50 
   The Coordinate Plane 7:02 
    Write the Coordinates for Points A, B, and C 7:03 
   Extra Example 1: Graph Each Point on the Coordinate Plane 9:03 
   Extra Example 2: Write the Coordinate and Quadrant for Each Point 11:05 
   Extra Example 3: Name Two Points From Each of the Four Quadrants 13:13 
   Extra Example 4: Graph Each Point on the Same Coordinate Plane 17:47 

XI. Probability and Discrete Mathematics

  Organizing Possible Outcomes 15:35
   Intro 0:00 
   Compound Events 0:08 
    Compound Events 0:09 
    Fundamental Counting Principle 3:35 
   Extra Example 1: Create a List of All the Possible Outcomes 4:47 
   Extra Example 2: Create a Tree Diagram For All the Possible Outcomes 6:34 
   Extra Example 3: Create a Tree Diagram For All the Possible Outcomes 10:00 
   Extra Example 4: Fundamental Counting Principle 12:41 
  Independent and Dependent Events 35:19
   Intro 0:00 
   Independent Events 0:11 
    Definition 0:12 
    Example 1: Independent Event 1:45 
    Example 2: Two Independent Events 4:48 
   Dependent Events 9:09 
    Definition 9:10 
    Example: Dependent Events 10:10 
   Extra Example 1: Determine If the Two Events are Independent or Dependent Events 13:38 
   Extra Example 2: Find the Probability of Each Pair of Events 18:11 
   Extra Example 3: Use the Spinner to Find Each Probability 21:42 
   Extra Example 4: Find the Probability of Each Pair of Events 25:49 
  Disjoint Events 12:13
   Intro 0:00 
   Disjoint Events 0:06 
    Definition and Example 0:07 
   Extra Example 1: Disjoint & Not Disjoint Events 3:08 
   Extra Example 2: Disjoint & Not Disjoint Events 4:23 
   Extra Example 3: Independent, Dependent, and Disjoint Events 6:30 
  Probability of an Event Not Occurring 20:05
   Intro 0:00 
   Event Not Occurring 0:07 
    Formula and Example 0:08 
   Extra Example 1: Use the Spinner to Find Each Probability 7:24 
   Extra Example 2: Probability of Event Not Occurring 11:21 
   Extra Example 3: Probability of Event Not Occurring 15:51 

Duration: 35 hours, 18 minutes

Number of Lessons: 80

This course is perfect for 5th or 6th graders currently taking mathematics, or for anyone looking to perfect previous math skills.

Additional Features:

  • Free Sample Lessons
  • Closed Captioning (CC)
  • Practice Questions
  • Downloadable Lecture Slides
  • Study Guides
  • Instructor Comments

Topics Include:

  • Expressions & Variables
  • Order of Operations
  • Greatest Common Factor
  • Mixed Numbers
  • Positive & Negative Numbers
  • Ratios
  • Percents, Fractions, & Decimals
  • Classifying Triangles
  • Geometry in Space
  • Stem-and-Leaf Plots
  • Probability

Professor Pyo received her Master’s in Educational Curriculum and Instruction, her specialized credentials in Foundational mathematics, and has been teaching Basic Math for over 15 years.

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