Introduction to absolute value - Absolute Value

Introduction to absolute value

Lessons

Notes:
In this lesson, we will learn:
  • Evaluate the Absolute Value of a Number
  • Evaluate the Absolute Value of an Expression
  • Comparing Numbers Using Inequality Symbols

  • Absolute value:
    • The distance of a number from zero
    • Is always non-negative (either zero or positive)
    • Absolute value of a number xx is expressed as x|x| or abs(x)abs(x)
  • Absolute value makes a negative number positive. Positive numbers and 0 remain unchanged.
  • Intro Lesson
    Introduction to Introduction to Absolute Value
  • 1.
    Evaluate the Absolute Value of a Number

    Evaluate the following absolute values:

    i. Using a number line

    ii. algebraically

  • 2.
    Evaluate the Absolute Value of an Expression

    Evaluate the absolute values of each of the following expressions:

  • 3.
    Comparing Numbers Using Inequality Symbols

    Fill in the blanks using one of the inequality symbols >, < or = .

Teacher pug

Introduction to absolute value

Don't just watch, practice makes perfect.

We have over 1850 practice questions in Algebra for you to master.