Welcome to United 4 Math

How to use this course

Grade 4 - Course Overview

Critical Content Areas - 4th Grade

Place Value - Series Overview

Lesson: Place Value vs. Value

Resources - Place Value vs. Value

Pop Quiz! Place Value

Video Lesson: Standard, Word, & Expanded, Form

Resources: Standard, Word, & Expanded, Form

Pop Quiz! Number Forms

Lesson: Comparing Multi-Digit Whole Numbers

Resources: Comparing Multi-Digit Whole Numbers

Pop Quiz! Comparing Whole Numbers

Lessons: Comparing Values within Whole Numbers

Resources: Comparing Values within Whole Numbers

Pop Quiz! Comparing Values

Rounding - Series Overview

Lesson: Rounding to the Nearest Place Value

Resources: Rounding to Any Place Value

Lesson: Determine the Unknown Original Number

Resources: Determine the Unknown Original Number

Pop Quiz! Rounding

Addition & Subtraction - Series Overview

Lesson: Addition with Regrouping

Resources: Addition with Regrouping

Lesson: Subtraction with Regrouping

Resources: Subtraction with Regrouping

Lesson: Subtraction Across Zeros

Resources: Subtraction Across Zeros

Lesson: Find the Missing Digit: Addition

Lesson: Find the Missing Digit: Subtraction

Resources: Finding the Missing Digit

Pop Quiz! Addition & Subtraction

Comparative Relational Thinking - Series Overview

Lesson: CRT - Addition Equations

Resources: CRT Addition Equations

Lesson: CRT - Subtraction Equations

Resources: CRT - Subtraction Equations

Lesson: Finding Unknowns - Addition Equations

Lesson: Finding Unknowns - Addition Equations

Resources: Finding Unknowns - Addition Equations

Lesson: Finding Unknowns - Subtraction Equations

Resources: Finding Unknowns - Subtraction Equations

Multiplicative Comparisons - Series Overview

Lesson: Multiplication - Verbal Comparisons

Resources: Multiplication - Verbal Comparisons

Lesson: Writing Equations with Variables

Resources: Writing Equations with Variables

Lesson: Multiplicative Comparison Word Problems

Resources: Multiplicative Comparison Word Problems

Factors & Multiples - Series Overview

Lesson: Rules of Divisibility

Resources: Rules of Divisibility

Lesson: Finding Factor Pairs

Resources: Finding Factor Pairs

Lesson: Common Factors

Resources: Common Factors

Lesson: Prime & Composite Numbers

Resources: Prime & Composite Numbers

Lesson: Multiples

Resources: Multiples

Lesson: Common Multiples

Resources: Common Multiples

Multiplication - Series Overview

Lesson: Multiplying by Multiples of 10, 100, & 1,000

Resources: Multiples of 10, 100, & 1,000

Lesson: Multiply using the Area/Array Method

Resources: Multiplication - Area-Array Method

Lesson: Multiply using the Distributive Property

Resources: Multiplication - Distributive Property

Lesson: Multiply using Partial Products

Resources: Multiply using Partial Products

Division - Series Overview

Lesson 1: Dividing by Multiples of 10, 100, & 1,000

Resources: Dividing by Multiples

Lesson 2: Division using Repeated Subtraction

Resources: Repeated Subtraction

Lesson 3: Division using the Distributive Property

Resources: The Distributive Property

Lesson 4: Division using the Box Method

Resources: The Box Method

Problem Solving - Series Overview

Lesson 1: Keywords for Problem Solving

Resources: Keywords

Lesson 2: CUBES Method for Problem Solving

Resources: CUBES Method

Lesson 3: Problem Solving - Interpreting Remainders

Resources: Interpreting Remainders

Lesson 4: Multi-Step Word Problems

Resources: Multi-Step Word Problems

Area & Perimeter - Series Overview

Lesson 1: Perimeter of a Rectangle

Resources: Perimeter of a Rectangle

Lesson 2: Area of a Rectangle

Resources: Area of a Rectangle

Lesson 3: Area of Complex Shapes

Resources: Area of Complex Shapes

Lesson 4: Problem Solving - Area & Perimeter

Resource: Problem Solving - Area & Perimeter

Patterns - Series Overview

Lesson 1: Generating Number Patterns

Resources: Generating Number Patterns

Lesson 2: Identify Features of Number Patterns

Resources: Features of Number Patterns

Lesson 3: Generating Shape Patterns with Rules

Resources: Generating Shape Patterns

Lesson 4: Identifying Features of a Shape Pattern

Resources: Identifying Features of Shape Patterns

Units of Measure - Series Overview

Lesson: Determine Appropriate Units of Measure

Resources: Appropriate Units of Measure

Lesson: Converting Units of Measure (U.S. Customary)

Resources: Conversions (U.S. Customary)

Lesson: Metric Conversions

Resources: Metric Conversions

Lesson: Identifying Unknown Units of Measure

Resources: Unknown Units of Measure

Lesson: Problem Solving - Time Intervals

Resources: Time Intervals

Geometry - Series Overview

Lesson 1: Drawing and Identifying 2D Geometric Features

Resources: Draw & Identify - 2D Geometric Shapes

Lesson 2: Classifying Lines

Resources: Classifying Lines

Lesson 3: Identifying Features on a Plane

Resources: Features on a Plane

Lesson 4: Classifying Triangles

Resources: Classifying Triangles

Lesson 5: Classifying Quadrilaterals

Resources: Classifying Quadrilaterals

Lesson 6: Lines of Symmetry

Resources: Lines of Symmetry

Angles - Series Overview

Lesson 1: Angles as a Fraction of a Circle

Resources: Angles as a Fraction of a Circle

Lesson 2: Classifying Angles

Resources: Classifying Angles

Lesson 3: Measuring Angles with a Protractor

Resources: Measuring Angles

Lesson 4: Drawing Angles with a Protractor

Resources: Drawing Angles

Lesson 5: Adding & Decomposing Angles

Resources: Adding & Decomposing Angles

Lesson 6: Measurements of Unknown Angles

Resources: Measurements of Unknown Angles

Equivalent Fractions: Series Overview

Lesson 1: Identifying Equivalent Fractions

Resources: Identifying Equivalent Fractions

Lesson 2: Generating Equivalent Fractions

Resources: Generating Equivalent Fractions

Lesson 3: Common Denominators

Resources: Common Denominators

Lesson 4: Comparing Fractions with Unlike Denominators

Resources: Comparing Fractions with Unlike Denominators

Lesson 5: Comparing Fractions using Benchmarks

Resources: Comparing Fractions using Benchmarks

Fractional Operations - Series Overview

Lesson 1: Decomposing Fractions

Resources: Decomposing Fractions

Lesson 2: Adding & Subtracting Fractions

Resources: Adding & Subtracting Fractions

Lesson 3: Adding Fractions with Unlike Denominators

Resources: Adding Fractions with Unlike Denominators

Lesson 4: Unknown Fractions in Addition Equations

Resources: Unknown Fractions in Addition Equations

Lesson 5: Converting Improper Fractions to Mixed Numbers

Resources: Converting Improper Fractions to Mixed Numbers

Lesson 6: Converting Mixed Numbers to Improper Fractions

Resources: Converting Mixed Numbers to Improper Fractions

Lesson 7: Adding Mixed Numbers

Resources: Adding Mixed Numbers

Lesson 8: Subtracting Mixed Numbers

Resources: Subtracting Mixed Numbers

Lesson 9: Multiplying Fractions by Whole Numbers

Resources: Multiplying Fractions by Whole Numbers

Line Plots - Series Overview

Lesson 1: Creating Line Plots

Resources: Creating Line Plots

Lesson 2: Problem Solving with Line Plots

Resources: Problem Solving with Line Plots

Decimals - Series Overview

Lesson 1: Decimal Place Values

Resources: Decimal Place Value

Lesson 2: Decimal Notation for Fractions

Lesson 2: Decimal Notation for Fractions

Lesson 3: Comparing Decimals

Resources: Comparing Decimals