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.

Explain the relationship between a number and its opposite in terms of distance from 0.

What common mistake do people make when finding how many numbers are a certain number of units from 0?

What is the definition of absolute value?

How do you find the absolute value of a positive number using a number line?

How many numbers are 9 units away from 0, and what are they?