NES Middle Grades Mathematics (203) Test Practice & Study Guide

By Pearson Education, Inc

Published date: 01-01-1970

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Ch 1. NES Middle Grades Math: Basic Arithmetic Operations

	Videos	Apps	Practice Now
Lesson 1 - What are the Different Types of Numbers?
Lesson 2 - What are Real Numbers? - Definition & Properties
Lesson 3 - What Is The Order of Operations in Math? - Definition & Examples
Lesson 4 - The Order of Real Numbers: Inequalities
Lesson 5 - How to Perform Addition: Steps & Examples
Lesson 6 - How to Perform Subtraction: Steps & Examples
Lesson 7 - How to Perform Multiplication: Steps & Examples
Lesson 8 - How to Multiply Large Numbers: Steps and Examples
Lesson 9 - How to Perform Division: Steps & Examples
Lesson 10 - Performing Long Division with Large Numbers: Steps and Examples
Lesson 11 - Arithmetic Calculations with Signed Numbers

Ch 2. NES Middle Grades Math: Solving Word Problems

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Lesson 1 - Solving Word Problems: Steps & Examples
Lesson 2 - Solving Word Problems with Multiple Steps
Lesson 3 - Restating Word Problems Using Words or Images
Lesson 4 - Personalizing a Word Problem to Increase Understanding

Ch 3. NES Middle Grades Math: Properties of Numbers

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Lesson 1 - The Commutative Property: Definition and Examples
Lesson 2 - Commutative Property of Addition: Definition & Example
Lesson 3 - The Multiplication Property of Zero: Definition & Examples
Lesson 4 - Distributive Property: Definition, Use & Examples
Lesson 5 - The Associative Property: Definition and Examples
Lesson 6 - Addition Property of Equality: Definition & Example
Lesson 7 - Subtraction Property of Equality: Definition & Example
Lesson 8 - Multiplication Property of Equality: Definition & Example
Lesson 9 - Division Property of Equality: Definition & Example
Lesson 10 - Reflexive Property of Equality: Definition & Examples
Lesson 11 - Symmetric Property of Equality: Definition & Examples
Lesson 12 - Transitive Property of Equality: Definition & Example

Ch 4. NES Middle Grades Math: Estimating & Rounding

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Lesson 1 - Rounding Numbers to the Nearest 1000, 10,000 & 100,000
Lesson 2 - Estimating a Difference by Rounding
Lesson 3 - How to Use Front-End Estimation
Lesson 4 - Rounding Decimals & Finding the Missing Digit
Lesson 5 - Estimating the Sum & Difference Between Two Decimals
Lesson 6 - How to Round Mixed Numbers

Ch 5. NES Middle Grades Math: Number Theory

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Lesson 1 - What Are Prime Numbers? - Definition & Examples
Lesson 2 - What Are Composite Numbers? - Definition & Examples
Lesson 3 - What Are Odd & Even Numbers? - Definition & Examples
Lesson 4 - How to Find the Prime Factorization of a Number
Lesson 5 - Finding the Prime Factorization with Exponents
Lesson 6 - How to Find the Greatest Common Factor
Lesson 7 - How to Find the Least Common Multiple
Lesson 8 - Using Prime Factorizations to Find the Least Common Multiples
Lesson 9 - Word Problems: Greatest Common Factor & Least Common Multiple

Ch 6. NES Middle Grades Math: Roots & Radical Expressions

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Lesson 1 - How to Find the Square Root of a Number
Lesson 2 - Estimating Square Roots
Lesson 3 - Simplifying Square Roots When not a Perfect Square
Lesson 4 - Simplifying Expressions Containing Square Roots
Lesson 5 - Radicands and Radical Expressions
Lesson 6 - Evaluating Square Roots of Perfect Squares
Lesson 7 - Factoring Radical Expressions
Lesson 8 - Simplifying Square Roots of Powers in Radical Expressions
Lesson 9 - Multiplying then Simplifying Radical Expressions
Lesson 10 - Dividing Radical Expressions
Lesson 11 - Simplify Square Roots of Quotients
Lesson 12 - Rationalizing Denominators in Radical Expressions
Lesson 13 - Addition and Subtraction Using Radical Notation
Lesson 14 - Multiplying Radical Expressions with Two or More Terms
Lesson 15 - Solving Radical Equations: Steps and Examples
Lesson 16 - Solving Radical Equations with Two Radical Terms
Lesson 17 - Cube Root: Definition, Formula & Examples

Ch 7. NES Middle Grades Math: Exponents & Exponential Expressions

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Lesson 1 - What Are the Five Main Exponent Properties?
Lesson 2 - How to Define a Zero and Negative Exponent
Lesson 3 - Exponents with Fractional Bases
Lesson 4 - Exponents with Decimal Bases
Lesson 5 - How to Simplify Expressions with Exponents
Lesson 6 - Rational Exponents
Lesson 7 - Simplifying Expressions with Rational Exponents
Lesson 8 - How to Use Exponential Notation
Lesson 9 - Simplifying and Solving Exponential Expressions
Lesson 10 - Exponential Expressions & The Order of Operations
Lesson 11 - Multiplying Exponential Expressions
Lesson 12 - Dividing Exponential Expressions
Lesson 13 - The Power of Zero: Simplifying Exponential Expressions
Lesson 14 - Negative Exponents: Writing Powers of Fractions and Decimals

Ch 8. NES Middle Grades Math: Scientific Notation

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Lesson 1 - Scientific Notation: Definition and Examples
Lesson 2 - Converting Numbers to Scientific Notation
Lesson 3 - Comparing Numbers Written in Scientific Notation

Ch 9. NES Middle Grades Math: Simplifying Expressions

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Lesson 1 - How to Simplify an Addition Expression
Lesson 2 - How to Simplify a Subtraction Expression
Lesson 3 - How to Simplify a Multiplication Expression
Lesson 4 - How to Simplify a Division Expression
Lesson 5 - How to Simplify an Expression with Parentheses & Exponents

Ch 10. NES Middle Grades Math: Integers

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Lesson 1 - Absolute Value & Opposite Integers
Lesson 2 - Integer Inequalities with Absolute Values
Lesson 3 - How to Compare Integers
Lesson 4 - Adding Positive & Negative Integers
Lesson 5 - Addition Equations with One-Digit Integers
Lesson 6 - Addition Equations with Two-Digit Integers
Lesson 7 - Adding Three or More Integers
Lesson 8 - Subtraction Equations with One-Digit Integers
Lesson 9 - Subtraction Equations with Two-Digit Integers
Lesson 10 - Multiplying Integers: Rules & Examples
Lesson 11 - Dividing Integers: Rules & Terminology
Lesson 12 - How to Simplify Expressions with Integers

Ch 11. NES Middle Grades Math: Rational Numbers

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Lesson 1 - What are Rational Numbers? - Definition & Examples
Lesson 2 - Comparing & Ordering Rational Numbers
Lesson 3 - Graphing Rational Numbers on a Number Line
Lesson 4 - Finding the Absolute Value of a Rational Number
Lesson 5 - Adding & Subtracting Rational Numbers
Lesson 6 - Multiplying & Dividing Rational Numbers
Lesson 7 - Notation for Rational Numbers, Fractions & Decimals

Ch 12. NES Middle Grades Math: Introduction to Fractions

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Lesson 1 - What is a Fraction? - Definition and Types
Lesson 2 - How to Raise and Reduce Fractions
Lesson 3 - Relating Fractions and Decimals
Lesson 4 - How to Find Least Common Denominators
Lesson 5 - Comparing and Ordering Fractions
Lesson 6 - Using the Number Line to Compare Decimals, Fractions, and Whole Numbers
Lesson 7 - Changing Between Improper Fraction and Mixed Number Form
Lesson 8 - How to Change Mixed Numbers to Improper Fractions

Ch 13. NES Middle Grades Math: Operations with Fractions

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Lesson 1 - How to Add and Subtract Like Fractions and Mixed Numbers
Lesson 2 - How to Add and Subtract Unlike Fractions and Mixed Numbers
Lesson 3 - Multiplying Fractions and Mixed Numbers
Lesson 4 - Dividing Fractions and Mixed Numbers
Lesson 5 - How to Solve Complex Fractions
Lesson 6 - Addition, Subtraction, Multiplication, and Division with Decimal Notation
Lesson 7 - Practice with Fraction and Mixed Number Arithmetic
Lesson 8 - Estimation Problems using Fractions
Lesson 9 - Estimating Products & Quotients of Fractions & Mixed Numbers
Lesson 10 - Solving Problems using Fractions and Mixed Numbers

Ch 14. NES Middle Grades Math: Introduction to Decimals

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Lesson 1 - Working with Decimals
Lesson 2 - What is a Decimal Place Value?
Lesson 3 - Using Word Names for Decimal Numbers
Lesson 4 - Comparing and Ordering Decimals

Ch 15. NES Middle Grades Math: Operations with Decimals

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Lesson 1 - Inequalities with Decimals
Lesson 2 - Converting Decimals to Mixed Numbers
Lesson 3 - Adding and Subtracting Decimals: Examples & Word Problems
Lesson 4 - Multiplying and Dividing Decimals: Examples & Word Problems
Lesson 5 - How to Estimate with Decimals to Solve Math Problems
Lesson 6 - Estimating Sums, Differences & Products of Decimals
Lesson 7 - Solving Problems Using Decimal Numbers
Lesson 8 - Estimation: One & Two Operation Problems with Positive Decimals
Lesson 9 - Guess and Check: One & Two Operation Problems with Positive Decimals
Lesson 10 - Look for a Pattern: One & Two Operation Problems with Positive Decimals
Lesson 11 - Solving Multi-Step Inequalities with Decimals
Lesson 12 - How to Simplify Expressions Involving Decimals

Ch 16. NES Middle Grades Math: Percents

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Lesson 1 - What is a Percent? - Definition & Examples
Lesson 2 - Converting from Percent Notation to Decimal Notation
Lesson 3 - Converting Percent Notation to Fraction Notation
Lesson 4 - Changing Between Decimals and Percents
Lesson 5 - Changing Between Decimals and Fractions
Lesson 6 - Converting Fractions to Percents & Back
Lesson 7 - Converting Fractions to Percents
Lesson 8 - Solve Problems Using Percents
Lesson 9 - How to Solve Word Problems That Use Percents

Ch 17. NES Middle Grades Math: Money & Consumer Math

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Lesson 1 - Coins: Number Value & Letter Name
Lesson 2 - How to Find the Missing Coin
Lesson 3 - Adding & Subtracting Money Amounts
Lesson 4 - Multiplying Money by Whole Numbers & Decimals
Lesson 5 - Dividing Money Amounts
Lesson 6 - Making Change from a Purchase
Lesson 7 - How to Calculate Sales Commissions
Lesson 8 - How to Mark Up a Price
Lesson 9 - Taxes & Discounts: Calculations & Examples
Lesson 10 - How to Solve Interest Problems: Steps & Examples
Lesson 11 - Compounding Interest Formulas: Calculations & Examples
Lesson 12 - How to Calculate Shipping & Handling
Lesson 13 - How to Calculate a Tip
Lesson 14 - Item Unit Price & Total Cost: Calculations & Examples

Ch 18. NES Middle Grades Math: Number Patterns & Sequences

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Lesson 1 - What is a Mathematical Sequence?
Lesson 2 - How to Find and Classify an Arithmetic Sequence
Lesson 3 - Finding and Classifying Geometric Sequences
Lesson 4 - How to Evaluate & Write Variable Expressions for Arithmetic Sequences

Ch 19. NES Middle Grades Math: Properties of Functions

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Lesson 1 - What is a Function: Basics and Key Terms
Lesson 2 - Transformations: How to Shift Graphs on a Plane
Lesson 3 - How to Add, Subtract, Multiply and Divide Functions
Lesson 4 - What Is Domain and Range in a Function?
Lesson 5 - How to Compose Functions
Lesson 6 - Inverse Functions
Lesson 7 - Applying Function Operations Practice Problems
Lesson 8 - Linear and Nonlinear Functions

Ch 20. NES Middle Grades Math: Graphing Functions

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Lesson 1 - Graph Functions by Plotting Points
Lesson 2 - Identify Where a Function is Linear, Increasing or Decreasing, Positive or Negative
Lesson 3 - How to Find and Apply The Slope of a Line
Lesson 4 - How to Find and Apply the Intercepts of a Line
Lesson 5 - Equation of a Line Using Point-Slope Formula
Lesson 6 - How to Use The Distance Formula
Lesson 7 - How to Use The Midpoint Formula
Lesson 8 - What is a Parabola?
Lesson 9 - Parabolas in Standard, Intercept, and Vertex Form
Lesson 10 - How to Graph Cubics, Quartics, Quintics and Beyond

Ch 21. NES Middle Grades Math: Negative Numbers

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Lesson 1 - Introduction to Negative Numbers
Lesson 2 - Adding & Subtracting Negative Numbers
Lesson 3 - Multiplying & Dividing Negative Numbers
Lesson 4 - Exponents with Negative Bases

Ch 22. NES Middle Grades Math: Absolute Value

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Lesson 1 - What is an Absolute Value?
Lesson 2 - How to Evaluate Absolute Value Expressions
Lesson 3 - How to Solve an Absolute Value Equation
Lesson 4 - Solving Absolute Value Practice Problems
Lesson 5 - How to Graph an Absolute Value and Do Transformations
Lesson 6 - Graphing Absolute Value Equations: Dilations & Reflections
Lesson 7 - Finding the Absolute Value of a Real Number

Ch 23. NES Middle Grades Math: Inequalities

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Lesson 1 - What is an Inequality?
Lesson 2 - How to Graph 1- and 2-Variable Inequalities
Lesson 3 - Set Notation, Compound Inequalities, and Systems of Inequalities
Lesson 4 - Graphing Inequalities: Practice Problems
Lesson 5 - How to Solve and Graph an Absolute Value Inequality
Lesson 6 - Solving and Graphing Absolute Value Inequalities: Practice Problems
Lesson 7 - Translating Math Sentences to Inequalities
Lesson 8 - Solving One-Step Linear Inequalities
Lesson 9 - Solving Two-Step Linear Inequalities

Ch 24. NES Middle Grades Math: Factoring

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Lesson 1 - What is Factoring in Algebra? - Definition & Example
Lesson 2 - Equivalent Expressions and Fraction Notation
Lesson 3 - Factoring Out Variables: Instructions & Examples
Lesson 4 - Combining Numbers and Variables When Factoring
Lesson 5 - Transforming Factoring Into A Division Problem
Lesson 6 - Factoring By Grouping: Steps, Verification & Examples
Lesson 7 - Arithmetic with Whole Numbers
Lesson 8 - Finding Factors of Whole Numbers
Lesson 9 - Finding Multiples of Whole Numbers

Ch 25. NES Middle Grades Math: Monomials & Polynomials

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Lesson 1 - What Are Monomials & Polynomials?
Lesson 2 - How to Add, Subtract and Multiply Polynomials
Lesson 3 - How to Evaluate a Polynomial in Function Notation
Lesson 4 - Understanding Basic Polynomial Graphs
Lesson 5 - Basic Transformations of Polynomial Graphs
Lesson 6 - Pascal's Triangle: Definition and Use with Polynomials
Lesson 7 - The Binomial Theorem: Defining Expressions
Lesson 8 - How to Divide Polynomials with Long Division
Lesson 9 - How to Use Synthetic Division to Divide Polynomials
Lesson 10 - Dividing Polynomials with Long and Synthetic Division: Practice Problems
Lesson 11 - Operations with Polynomials in Several Variables

Ch 26. NES Middle Grades Math: Writing Algebraic Expressions

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Lesson 1 - Translating an Addition Statement into an Algebraic Expression
Lesson 2 - Translating a Subtraction Statement into an Algebraic Expression
Lesson 3 - Translating a Multiplication Statement into an Algebraic Expression
Lesson 4 - Translating a Division Statement into an Algebraic Expression

Ch 27. NES Middle Grades Math: Basic Algebraic Expressions

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Lesson 1 - What is a Variable in Algebra?
Lesson 2 - Expressing Relationships as Algebraic Expressions
Lesson 3 - Evaluating Simple Algebraic Expressions
Lesson 4 - The Commutative and Associative Properties and Algebraic Expressions
Lesson 5 - The Distributive Property and Algebraic Expressions
Lesson 6 - Combining Like Terms in Algebraic Expressions
Lesson 7 - Practice Simplifying Algebraic Expressions

Ch 28. NES Middle Grades Math: Algebraic Distribution

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Lesson 1 - Why Do We Distribute in Algebra? - Explanation & Examples
Lesson 2 - Distributing First vs. Adding First: Differences & Examples
Lesson 3 - Distributing Positive and Negative Signs
Lesson 4 - Distributing Algebraic Expressions with Numbers and Variables
Lesson 5 - Changing Negative Exponents to Fractions
Lesson 6 - Working With Fractional Powers
Lesson 7 - Distribution of More Than One Term in Algebra

Ch 29. NES Middle Grades Math: One-Step Equations

	Videos	Apps	Practice Now
Lesson 1 - Inverse Operations in Math: Definition & Examples
Lesson 2 - Writing & Solving Addition Equations with One Variable
Lesson 3 - Writing & Solving Addition Word Problems with One Variable
Lesson 4 - Writing & Solving Subtraction Equations with One Variable
Lesson 5 - Writing & Solving Subtraction Word Problems with One Variable
Lesson 6 - Writing & Solving Multiplication Equations with One Variable
Lesson 7 - Writing & Solving Multiplication Word Problems with One Variable
Lesson 8 - Writing & Solving Division Equations with One Variable
Lesson 9 - Writing & Solving Division Word Problems with One Variable
Lesson 10 - How to Use Algebra Tiles to Model & Solve Equations

Ch 30. NES Middle Grades Math: Two-Step Equations

	Videos	Apps	Practice Now
Lesson 1 - Solving Addition Equations with Two or More Variables
Lesson 2 - Solving Addition Word Problems with Two or More Variables
Lesson 3 - Solving Subtraction Equations with Two or More Variables
Lesson 4 - Solving Subtraction Word Problems with Two or More Variables
Lesson 5 - Solving Multiplication Equations with Two or More Variables
Lesson 6 - Solving Multiplication Word Problems with Two or More Variables
Lesson 7 - Solving Division Equations with Two or More Variables
Lesson 8 - Solving Division Word Problems with Two or More Variables

Ch 31. NES Middle Grades Math: Rational Expressions

	Videos	Apps	Practice Now
Lesson 1 - How to Solve a Rational Equation
Lesson 2 - How to Add and Subtract Rational Expressions
Lesson 3 - Practice Adding and Subtracting Rational Expressions
Lesson 4 - How to Multiply and Divide Rational Expressions
Lesson 5 - Multiplying and Dividing Rational Expressions: Practice Problems
Lesson 6 - Rational Equations: Practice Problems

Ch 32. NES Middle Grades Math: The Coordinate Graph

	Videos	Apps	Practice Now
Lesson 1 - What Is a Number Line?
Lesson 2 - What Are the Different Parts of a Graph?
Lesson 3 - Plotting Points on the Coordinate Plane
Lesson 4 - Ordered Pairs on the Coordinate Plane
Lesson 5 - How to Find the Distance Between Two Points

Ch 33. NES Middle Grades Math: Linear Equations

	Videos	Apps	Practice Now
Lesson 1 - What is a Linear Equation?
Lesson 2 - Linear Equations: Intercepts, Standard Form and Graphing
Lesson 3 - Abstract Algebraic Examples and Going from a Graph to a Rule
Lesson 4 - Graphing Undefined Slope, Zero Slope and More
Lesson 5 - How to Write a Linear Equation

Ch 34. NES Middle Grades Math: Systems of Linear Equations

	Videos	Apps	Practice Now
Lesson 1 - What is a System of Equations?
Lesson 2 - How Do I Use a System of Equations?
Lesson 3 - How to Solve a System of Equations by Graphing
Lesson 4 - How to Solve a System of Equations by Substitution
Lesson 5 - How to Solve a System of Equations by Elimination
Lesson 6 - How to Solve a System of Linear Equations in Two Variables
Lesson 7 - How to Solve a Linear System in Three Variables With a Solution
Lesson 8 - How to Solve a Linear System in Three Variables With No or Infinite Solutions

Ch 35. NES Middle Grades Math: Rates, Ratios & Proportions

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Lesson 1 - Ratios & Rates: Definitions & Examples
Lesson 2 - How to Find the Unit Rate
Lesson 3 - How to Solve a One-Step Problem Involving Ratios
Lesson 4 - How to Solve a One-Step Problem Involving Rates
Lesson 5 - How to Solve Problems with Money
Lesson 6 - Proportion: Definition, Application & Examples
Lesson 7 - Calculations with Ratios and Proportions
Lesson 8 - How to Solve Problems with Time
Lesson 9 - How to Find an Unknown in a Proportion
Lesson 10 - Calculating Unit Rates Associated with Ratios of Fractions
Lesson 11 - Proportional Relationships Between Two Quantities
Lesson 12 - Identifying the Constant of Proportionality
Lesson 13 - Representing Proportional Relationships by Equations
Lesson 14 - Graphing Proportional Relationships
Lesson 15 - Constructing Proportions to Solve Real World Problems

Ch 36. NES Middle Grades Math: Measurement

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Lesson 1 - Standard Units of Measurement for Length, Weight, Time & Capacity
Lesson 2 - How to Convert Standard Units of Measure
Lesson 3 - How to Perform Basic Operations with Measurements
Lesson 4 - The Metric System: Units and Conversion
Lesson 5 - How to Convert Units in the Metric System
Lesson 6 - How to Read and Interpret Scale Drawings
Lesson 7 - Converting Units of Time
Lesson 8 - Distance in the Metric System
Lesson 9 - U.S. Customary Units to Measure Distance
Lesson 10 - Measuring Capacity Using the Metric System
Lesson 11 - U.S. Customary Units to Measure Capacity
Lesson 12 - Measuring Mass Using the Metric System
Lesson 13 - U.S. Customary Units to Measure Weight
Lesson 14 - Converting Weight in Metric & U.S. Customary Systems
Lesson 15 - Converting Celsius to Fahrenheit and Back

Ch 37. NES Middle Grades Math: Perimeter & Area

	Videos	Apps	Practice Now
Lesson 1 - What is Perimeter? - Definition & Formula
Lesson 2 - Perimeter of Triangles and Rectangles
Lesson 3 - Area: Definition & Counting Method
Lesson 4 - Measuring the Area of a Parallelogram: Formula & Examples
Lesson 5 - Measuring the Area of a Rhombus: Formula & Examples
Lesson 6 - Measuring the Area of a Rectangle: Formula & Examples
Lesson 7 - Measuring the Area of a Trapezoid
Lesson 8 - Area of Triangles and Rectangles

Ch 38. NES Middle Grades Math: Polyhedrons & Geometric Solids

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Lesson 1 - Types of Polyhedrons
Lesson 2 - Counting Faces, Edges & Vertices of Polyhedrons
Lesson 3 - Front, Side & Top View of 3-Dimensional Figures
Lesson 4 - Nets of 3-Dimensional Figures
Lesson 5 - Planes and the Polyhedron: Definition and Example
Lesson 6 - What Are Platonic Solids? - Definition and Types
Lesson 7 - Prisms: Definition, Area & Volume
Lesson 8 - Pyramids: Definition, Area & Volume
Lesson 9 - What Are Cylinders? - Definition, Area & Volume
Lesson 10 - Cones: Definition, Area & Volume
Lesson 11 - Spheres: Definition, Area & Volume

Ch 39. NES Middle Grades Math: Symmetry, Similarity & Congruence

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Lesson 1 - What is a Line of Symmetry in Geometric Shapes?
Lesson 2 - Congruence in Geometric Shapes
Lesson 3 - Similarity in Geometric Shapes
Lesson 4 - Parallel, Perpendicular and Transverse Lines
Lesson 5 - Identifying Parallel Lines in Geometric Shapes
Lesson 6 - Constructing Perpendicular Lines in Geometry
Lesson 7 - Identifying Perpendicular Lines in Geometric Shapes

Ch 40. NES Middle Grades Math: Properties of Lines

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Lesson 1 - Line Segments & Rays: Definition & Measurement
Lesson 2 - Points, Lines & Angles in Geometry
Lesson 3 - Methods & Tools for Making Geometric Constructions
Lesson 4 - Practice Making Geometric Constructions with Tools
Lesson 5 - Geometric Constructions Using Lines and Angles
Lesson 6 - Line Segment Bisection & Midpoint Theorem: Geometric Construction
Lesson 7 - Dividing Line Segments into Equal Parts: Geometric Construction
Lesson 8 - Types of Angles: Vertical, Corresponding, Alternate Interior & Others
Lesson 9 - Complementary, Supplementary, Vertical & Adjacent Angles
Lesson 10 - Constructing an Angle Bisector in Geometry
Lesson 11 - Constructing Equilateral Triangles, Squares, and Regular Hexagons Inscribed in Circles

Ch 41. NES Middle Grades Math: Angles

	Videos	Apps	Practice Now
Lesson 1 - What is an Acute Angle? - Definition, Description & Examples
Lesson 2 - What is an Obtuse Angle? - Definition & Examples
Lesson 3 - What is a Right Angle? - Definition & Formula

Ch 42. NES Middle Grades Math: Triangles

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Lesson 1 - Triangles: Definition and Properties
Lesson 2 - Classifying Triangles by Angles and Sides
Lesson 3 - Interior and Exterior Angles of Triangles: Definition & Examples
Lesson 4 - How to Identify Similar Triangles
Lesson 5 - Angles and Triangles: Practice Problems
Lesson 6 - Constructing the Median of a Triangle
Lesson 7 - Median, Altitude, and Angle Bisectors of a Triangle
Lesson 8 - Constructing Triangles: Types of Geometric Construction
Lesson 9 - Properties of Concurrent Lines in a Triangle

Ch 43. NES Middle Grades Math: Triangle Theorems & Proofs

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Lesson 1 - Applications of Similar Triangles
Lesson 2 - Triangle Congruence Postulates: SAS, ASA & SSS
Lesson 3 - Congruence Proofs: Corresponding Parts of Congruent Triangles
Lesson 4 - Converse of a Statement: Explanation and Example
Lesson 5 - Similarity Transformations in Corresponding Figures
Lesson 6 - How to Prove Relationships in Figures using Congruence & Similarity
Lesson 7 - Practice Proving Relationships using Congruence & Similarity
Lesson 8 - The AAS (Angle-Angle-Side) Theorem: Proof and Examples
Lesson 9 - The HA (Hypotenuse Angle) Theorem: Proof, Explanation, & Examples
Lesson 10 - The HL (Hypotenuse Leg) Theorem: Definition, Proof, & Examples
Lesson 11 - Perpendicular Bisector Theorem: Proof and Example
Lesson 12 - Angle Bisector Theorem: Proof and Example
Lesson 13 - Congruency of Right Triangles: Definition of LA and LL Theorems
Lesson 14 - Congruency of Isosceles Triangles: Proving the Theorem

Ch 44. NES Middle Grades Math: Similar Polygons

	Videos	Apps	Practice Now
Lesson 1 - Ratios and Proportions: Definition and Examples
Lesson 2 - Geometric Mean: Definition and Formula
Lesson 3 - Solving Problems Involving Proportions: Definition and Examples
Lesson 4 - Similar Polygons: Definition and Examples
Lesson 5 - Similar Triangles & the AA Criterion
Lesson 6 - The Transitive Property of Similar Triangles
Lesson 7 - Triangle Proportionality Theorem
Lesson 8 - Constructing Similar Polygons
Lesson 9 - Properties of Right Triangles: Theorems & Proofs

Ch 45. NES Middle Grades Math: The Pythagorean Theorem

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Lesson 1 - The Pythagorean Theorem: Practice and Application
Lesson 2 - The Pythagorean Theorem: Converse and Special Cases
Lesson 3 - How to Find the Hypotenuse of a Right Triangle Using the Pythagorean Theorem
Lesson 4 - How to Find Shorter Sides on a Right Triangle Using the Pythagorean Theorem
Lesson 5 - How to Solve Functional Problems Involving the Pythagorean Theorem

Ch 46. NES Middle Grades Math: Quadrilaterals

	Videos	Apps	Practice Now
Lesson 1 - What is a Quadrilateral? - Definition, Properties, Types & Examples
Lesson 2 - Parallelograms: Definition, Properties, and Proof Theorems
Lesson 3 - What Is a Rhombus? - Definition and Properties
Lesson 4 - Kites in Geometry: Definition and Properties
Lesson 5 - Rectangles: Definition, Properties & Construction
Lesson 6 - Squares: Definition and Properties
Lesson 7 - Trapezoids: Definition and Properties

Ch 47. NES Middle Grades Math: Circles

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Lesson 1 - Parts of a Circle
Lesson 2 - Central and Inscribed Angles: Definitions and Examples
Lesson 3 - How to Find the Radius of a Circle: Definition & Formula
Lesson 4 - How to Find the Diameter of a Circle: Definition, Formula & Example
Lesson 5 - Circles: Area and Circumference
Lesson 6 - Semicircle: Definition, Perimeter & Area Formulas
Lesson 7 - Quarter Circles: Calculating Area, Perimeter & Radius
Lesson 8 - Circles in Word Problems

Ch 48. NES Middle Grades Math: Circular Arcs & Measurement

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Lesson 1 - Circular Arcs and Circles: Definitions and Examples
Lesson 2 - Measure of an Arc: Process & Practice
Lesson 3 - How to Find the Measure of an Inscribed Angle
Lesson 4 - Tangent of a Circle: Definition & Theorems
Lesson 5 - Measurements of Angles Involving Tangents, Chords & Secants
Lesson 6 - Measurements of Lengths Involving Tangents, Chords and Secants
Lesson 7 - Inscribed and Circumscribed Figures: Definition & Construction
Lesson 8 - Constructing Inscribed & Circumscribed Triangles
Lesson 9 - Regular Polygons: Definition & Parts
Lesson 10 - Arc Length of a Sector: Definition and Area

Ch 49. NES Middle Grades Math: Transformations

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Lesson 1 - Rotations in Math: Definition & Overview
Lesson 2 - Reflections in Math: Definition & Overview
Lesson 3 - What is Translation in Math? - Definition, Examples, & Terms
Lesson 4 - Reflecting Simple Shapes in a Mirror Line
Lesson 5 - What are 2D Shapes? - Definition & Examples
Lesson 6 - Identifying the Line of Symmetry: Definition & Examples
Lesson 7 - Graphing Translations & Finding a Set of Coordinates
Lesson 8 - Rotating Shapes by Degrees, Center & Direction
Lesson 9 - How to Graph Reflections Across Axes, the Origin, and Line y=x
Lesson 10 - Distance Formulas: Calculations & Examples
Lesson 11 - Finding Distance with the Pythagorean Theorem

Ch 50. NES Middle Grades Math: Data & Graphs

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Lesson 1 - Organizing and Understanding Data with Tables & Schedules
Lesson 2 - Using Tables and Graphs in the Real World
Lesson 3 - Reading and Interpreting Line Graphs
Lesson 4 - Creating & Reading Stem & Leaf Displays
Lesson 5 - Understanding Bar Graphs and Pie Charts
Lesson 6 - Creating & Interpreting Scatterplots: Process & Examples
Lesson 7 - What is a Histogram in Math? - Definition & Examples
Lesson 8 - Creating & Interpreting Histograms: Process & Examples
Lesson 9 - Creating & Interpreting Dot Plots: Process & Examples
Lesson 10 - Creating & Interpreting Box Plots: Process & Examples
Lesson 11 - Frequency & Relative Frequency Tables: Definition & Examples
Lesson 12 - Cumulative Frequency Tables: Definition, Uses & Examples
Lesson 13 - How to Calculate Percent Increase with Relative & Cumulative Frequency Tables
Lesson 14 - Creating & Interpreting Frequency Polygons: Process & Examples
Lesson 15 - Making Arguments & Predictions from Univariate Data
Lesson 16 - What is Bivariate Data? - Definition & Examples
Lesson 17 - What is a Two-Way Table?
Lesson 18 - Joint, Marginal & Conditional Frequencies: Definitions, Differences & Examples

Ch 51. NES Middle Grades Math: Statistics

	Videos	Apps	Practice Now
Lesson 1 - Identifying & Calculating Averages
Lesson 2 - Calculating Weighted Average: Method, Formula & Example
Lesson 3 - Mean, Median & Mode: Measures of Central Tendency
Lesson 4 - How to Calculate Mean, Median, Mode & Range
Lesson 5 - Calculating the Mean, Median, Mode & Range: Practice Problems
Lesson 6 - What is Quantitative Data? - Definition & Examples
Lesson 7 - Continuous, Discrete & Categorical Variables: Definition and Examples
Lesson 8 - Scales of Measurement: Nominal, Ordinal, Interval & Ratio
Lesson 9 - Ordering & Ranking Data: Process & Example
Lesson 10 - What is the Center in a Data Set? - Definition & Options
Lesson 11 - Visual Representations of a Data Set: Shape, Symmetry & Skewness
Lesson 12 - Unimodal & Bimodal Distributions: Definition & Examples
Lesson 13 - Spread in Data Sets: Definition & Example
Lesson 14 - Maximums, Minimums & Outliers in a Data Set
Lesson 15 - Quartiles & the Interquartile Range: Definition, Formulate & Examples
Lesson 16 - Finding Percentiles in a Data Set: Formula & Examples
Lesson 17 - Calculating the Standard Deviation

Ch 52. NES Middle Grades Math: Data Collection

	Videos	Apps	Practice Now
Lesson 1 - What Is Survey Research? - Definition, Methods & Types
Lesson 2 - How Observational & Field Research Are Used to Collect Data
Lesson 3 - True Experiment: Definition & Examples
Lesson 4 - Experiments vs Observational Studies: Definition, Differences & Examples
Lesson 5 - Confounding Variables in Statistics: Definition & Examples
Lesson 6 - Bias in Statistics: Definition & Examples
Lesson 7 - Bias in Polls & Surveys: Definition, Common Sources & Examples

Ch 53. NES Middle Grades Math: Samples & Populations

	Videos	Apps	Practice Now
Lesson 1 - Samples & Populations in Research: Definition
Lesson 2 - What is Random Sampling? - Definition, Conditions & Measures
Lesson 3 - Non-Probability Sampling Methods: Definition & Types
Lesson 4 - Issues in Probability & Non-Probability Sampling
Lesson 5 - Convenience Sample: Example & Definition
Lesson 6 - Random Assignment in Research: Definition and Importance
Lesson 7 - Random Selection & Random Allocation: Differences, Benefits & Examples
Lesson 8 - Analyzing & Interpreting the Results of Randomized Experiments
Lesson 9 - The Relationship Between Population, Sample & Generalizability
Lesson 10 - Population & Sample Variance: Definition, Formula & Examples
Lesson 11 - Defining the Difference between Parameters & Statistics
Lesson 12 - Estimating a Parameter from Sample Data: Process & Examples

Ch 54. NES Middle Grades Math: Probability

	Videos	Apps	Practice Now
Lesson 1 - How to Calculate Simple Conditional Probabilities
Lesson 2 - Probability of Independent and Dependent Events
Lesson 3 - How to Use the Fundamental Counting Principle
Lesson 4 - How to Calculate a Permutation
Lesson 5 - How to Calculate the Probability of Permutations
Lesson 6 - Math Combinations: Formula and Example Problems
Lesson 7 - How to Calculate the Probability of Combinations

Ch 55. NES Middle Grades Math: Sets

	Videos	Apps	Practice Now
Lesson 1 - Mathematical Sets: Elements, Intersections & Unions
Lesson 2 - Cardinality & Types of Subsets (Infinite, Finite, Equal, Empty)
Lesson 3 - How to Find the Cartesian Product
Lesson 4 - Venn Diagrams: Subset, Disjoint, Overlap, Intersection & Union
Lesson 5 - Categorical Propositions: Subject, Predicate, Equivalent & Infinite Sets
Lesson 6 - How to Change Categorical Propositions to Standard Form

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Publisher: Pearson Education, Inc

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NES Middle Grades Mathematics (203) Test Practice & Study Guide with Online Resources