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 nonnegative (either zero or positive)
 Absolute value of a number $x$ is expressed as $x$ or $abs(x)$
 Absolute value makes a negative number positive. Positive numbers and 0 remain unchanged.
 The distance of a number from zero
 Is always nonnegative (either zero or positive)
 Absolute value of a number $x$ is expressed as $x$ or $abs(x)$

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 = .