Math Explainers

Place Value

• Place Value: From Thousandths to Billions

Multiplication & Division Facts

• Multiplication and Division Facts to 100

Order of Operations

• Order of Operations

Decimal Operations

• Multiplying and Dividing Decimals

Factors and Multiples

• Factors & Multiples: GCF & LCM

Fractions: Improper & Mixed

• Improper Fractions and Mixed Numbers

Ratios

• Introduction to Ratios

Percents

• Percents and Percentage Discounts

Patterns

• Increasing and Decreasing Patterns

One-Step Equations

• Solving One-Step Equations

Perimeter

• Perimeter of Complex Shapes

Area

• Area of Triangles, Parallelograms & Trapezoids

Volume and Capacity

• Volume and Capacity

Angles

• Measuring and Classifying Angles

Classifying Triangles

• Classifying Triangles

Transformations

• Combinations of Transformations

Line Graphs

• Reading and Making Line Graphs

Probability

• Single-Outcome Probability

Financial Literacy

• Simple Budgeting and Consumer Math

Integers

• What Negative Numbers Mean ▶ practice
• Adding and Subtracting Integers ▶ practice
• Multiplying and Dividing Integers ▶ practice
• Order of Operations with Integers ▶ practice

Two-Step Equations

• Solving Two-Step Equations ▶ practice

Decimal Operations

• Adding and Subtracting Decimals ▶ practice
• Order of Operations with Decimals ▶ practice

Relationships

• Relationships Between Decimals, Fractions, Ratios & Percents ▶ practice

Cartesian Coordinates

• Cartesian Coordinates and Graphing ▶ practice

Discrete Linear Relations

• Discrete Linear Relations ▶ practice

Transformations

• Combinations of Transformations ▶ practice

Circles

• Circumference of Circles ▶ practice
• Area of Circles ▶ practice

Volume of Cylinders

• Volume of Cylinders ▶ practice

Circle Graphs

• Circle Graphs ▶ practice

Probability with Two Events

• Experimental Probability with Two Independent Events ▶ practice

Financial Percentages

• Financial Percentage Calculations ▶ practice

Fraction Operations

• Adding and Subtracting Fractions ▶ practice
• Multiplying and Dividing Fractions ▶ practice
• Order of Operations with Fractions ▶ practice

Perfect Squares

• Perfect Squares and Square Roots ▶ practice

Perfect Cubes

• Perfect Cubes and Cube Roots ▶ practice

Percents Extended

• Percents Below 1% and Above 100% ▶ practice

Proportional Reasoning

• Proportional Reasoning ▶ practice

Substitution

• Evaluating Expressions with Substitution ▶ practice

Two-Step Equations with Integers

• Two-Step Equations with Integers ▶ practice

Linear Relations with Integers

• Discrete Linear Relations with Integers ▶ practice

Views and Nets

• Views and Nets of 3D Objects ▶ practice

Surface Area and Volume

• Surface Area of Prisms ▶ practice
• Surface Area of Triangular Prisms and Cylinders ▶ practice
• Volume of Triangular Prisms ▶ practice

Pythagorean Theorem

• The Pythagorean Theorem ▶ practice

Central Tendency

• Central Tendency: Mean, Median, and Mode ▶ practice

Theoretical Probability, Two Events

• Theoretical Probability with Two Independent Events ▶ practice

Best Buys

• Best Buys: Unit Price and Proportions ▶ practice

Rational Number Operations

• Adding and Subtracting Rational Numbers
• Multiplying and Dividing Rational Numbers

Exponents

• Understanding Exponents
• Exponent Laws: Product, Quotient, and Power Rules

Order of Operations

• Order of Operations with Rational Numbers and Exponents

Polynomials

• Adding and Subtracting Polynomials
• Multiplying and Dividing Polynomials

Multi-Step Equations

• Equations with Distribution
• Equations with Variables on Both Sides
• Equations with Rational Coefficients

Continuous Linear Relations

• Continuous Linear Relations
• Interpolation and Extrapolation
• Horizontal and Vertical Lines

Spatial Proportional Reasoning

• Scale Diagrams and Similar Shapes
• Metric Unit Conversions

Statistics

• Population vs. Sample: Bias and Reliability

Financial Literacy

• Simple Interest and Savings
• Planned Purchases and Budgeting