Ch 20: TExES Core Subjects 4-8: Real Numbers
About This Chapter
TExES Core Subjects 4-8: Real Numbers - Chapter Summary
This chapter demonstrates the use of real numbers within various mathematical contexts and shows you how to perform relevant operations. Use these lessons to prepare for TExES Core Subjects 4-8 exam questions on the following topics:
- Different types of numbers
- Using a number line to graph rational numbers
- Inequalities and the order of real numbers
- Figuring out the absolute value of real and rational numbers
Each of these lessons include both a video and a written transcript, both of which include features that make studying easy. Use the transcripts to review important terms by looking out for bold keywords. Within the videos, the timeline feature allows you to quickly revisit specific topics without having to watch the lesson in full.
1. What are the Different Types of Numbers?
Learn all of the different types of numbers: natural numbers, whole numbers, integers, rational numbers, irrational numbers, and real numbers. This video lesson teaches you how to classify any numbers you come across.
2. Graphing Rational Numbers on a Number Line
Number lines have many uses both in mathematics and everyday life. This lesson will teach you how to graph numbers on a number line and give real-world examples of how to use number lines.
3. The Order of Real Numbers: Inequalities
An inequality is an operation describing how one number can be compared to another. This lesson will describe and define inequalities and the symbols used to represent them. It will also give some examples on how to work with inequalities.
4. Finding the Absolute Value of a Real Number
You can find the absolute value of any real number. This lesson will define absolute value, explain what real numbers are and give the steps to finding the absolute value of any real number.
5. Finding the Absolute Value of a Rational Number
Watch this video lesson and you will learn how to deal with absolute values of simple numbers and more complex problems. Learn the order in which you should do calculations so that your answers are correct.
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Other Chapters
Other chapters within the TExES Core Subjects 4-8 (211): Practice & Study Guide course
- About the TExES Core Subjects 4-8 Exam
- TExES Core Subjects 4-8: Language Development & Instruction
- TExES Core Subjects 4-8: Effective Listening & Speaking
- TExES Core Subjects 4-8: Early Literacy Development
- TExES Core Subjects 4-8: Reading Fluency
- TExES Core Subjects 4-8: Word Analysis
- TExES Core Subjects 4-8: Assessing Reading Comprehension
- TExES Core Subjects 4-8: Reading Applications
- TExES Core Subjects 4-8: Writing Conventions
- TExES Core Subjects 4-8: Composition
- TExES Core Subjects 4-8: Visual Media
- TExES Core Subjects 4-8: Study & Inquiry Skills
- TExES Core Subjects 4-8: Basic Arithmetic
- TExES Core Subjects 4-8: Number Theories & Computation
- TExES Core Subjects 4-8: Math Expressions & Formulas
- TExES Core Subjects 4-8: Decimals
- TExES Core Subjects 4-8: Fractions
- TExES Core Subjects 4-8: Percent Notation
- TExES Core Subjects 4-8: Calculations, Ratios & Proportions
- TExES Core Subjects 4-8: Sequences & Series
- TExES Core Subjects 4-8: Powers & Exponential Expressions
- TExES Core Subjects 4-8: Exponentials & Logarithms
- TExES Core Subjects 4-8: Radical Expressions
- TExES Core Subjects 4-8: Algebraic Expressions & Equations
- TExES Core Subjects 4-8: Solving Algebraic Equations
- TExES Core Subjects 4-8: Functions
- TExES Core Subjects 4-8: Trigonometric Functions & Graphs
- TExES Core Subjects 4-8: Piecewise Functions
- TExES Core Subjects 4-8: Solving & Graphing Inequalities
- TExES Core Subjects 4-8: Imaginary & Complex Numbers
- TExES Core Subjects 4-8: Linear Equations
- TExES Core Subjects 4-8: Quadratic Equations
- TExES Core Subjects 4-8: Measurement & the Metric System
- TExES Core Subjects 4-8: Properties of Geometric Shapes
- TExES Core Subjects 4-8: Triangles, Theorems & Proofs
- TExES Core Subjects 4-8: 3D Geometric Figures
- TExES Core Subjects 4-8: Geometric Constructions
- TExES Core Subjects 4-8: Summarizing Data
- TExES Core Subjects 4-8: Organizing & Displaying Data
- TExES Core Subjects 4-8: Mathematical Probability
- TExES Core Subjects 4-8: Mathematical Processes & Perspectives
- TExES Core Subjects 4-8: Math Instruction & Assessment
- TExES Core Subjects 4-8: Overview of History
- TExES Core Subjects 4-8: Early America
- TExES Core Subjects 4-8: American Revolution & Reform
- TExES Core Subjects 4-8: Overview of the 20th Century
- TExES Core Subjects 4-8: Geography of the World
- TExES Core Subjects 4-8: Geographic Relationships
- TExES Core Subjects 4-8: Economic Principles
- TExES Core Subjects 4-8: Major Events & Trends in Economics
- TExES Core Subjects 4-8: Government & Citizenship
- TExES Core Subjects 4-8: Political Documents & Landmark Cases
- TExES Core Subjects 4-8: Culture & Society
- TExES Core Subjects 4-8: Foundations of Social Studies
- TExES Core Subjects 4-8: Social Studies Instruction
- TExES Core Subjects 4-8: Safety in Science Classrooms
- TExES Core Subjects 4-8: Scientific Inquiry
- TExES Core Subjects 4-8: Scientific Impact on Daily Life
- TExES Core Subjects 4-8: Forces & Motion
- TExES Core Subjects 4-8: Physical Properties & Matter
- TExES Core Subjects 4-8: Chemical Properties & Matter
- TExES Core Subjects 4-8: Matter & Energy
- TExES Core Subjects 4-8: Energy Transformations
- TExES Core Subjects 4-8: Structure & Function of Organisms
- TExES Core Subjects 4-8: Reproduction & Heredity
- TExES Core Subjects 4-8: Adaptations & Evolution
- TExES Core Subjects 4-8: Regulatory Mechanisms & Behavior
- TExES Core Subjects 4-8: Organisms & the Environment
- TExES Core Subjects 4-8: Earth Systems
- TExES Core Subjects 4-8: Cycles in Earth Systems
- TExES Core Subjects 4-8: Weather & Climate
- TExES Core Subjects 4-8: Solar Systems & the Universe
- TExES Core Subjects 4-8: Science Instruction & Assessment
- TExES Core Subjects 4-8 Flashcards
