Finding Absolute Value Using a Number Line

This lesson teaches how to find the absolute value of a number using a number line. It explains the positions of positive and negative numbers, reviews the concept of opposites, and highlights common mistakes in understanding absolute value. The lesson defines absolute value as the distance from zero and provides examples to illustrate this concept. It emphasizes the importance of considering both positive and negative numbers when determining absolute value.

Where are positive numbers located on a number line?

• To the left of zero

• To the right of zero

• Above zero

• Below zero

What is the opposite of the number 4?

• 2

• -4

• 0

• 8

How is the absolute value of a number defined?

• The number itself

• The distance from zero

• The square of the number

• The opposite of the number

What is the absolute value of -3?

• 6

• -3

• 0

• 3

How many numbers are 9 units away from zero?

• Four

• One

• Two

• Three