Understanding Absolute Value Concepts

The video tutorial covers the concept of absolute value, explaining it as the distance a number is from zero. It demonstrates how to find the difference between two numbers using absolute value, with examples including both positive and negative numbers. The tutorial also shows real-life applications, such as calculating age differences, and provides practice problems similar to those on the GED exam. Advanced problems involving negative numbers are also solved, emphasizing the consistent use of subtraction and absolute value.

What is the absolute value of -3?

• 3

• 6

• 0

• -3

How is absolute value represented?

• Curly brackets

• Square brackets

• Parentheses

• Straight lines

What is the absolute value of 3?

• 0

• 3

• 6

• -3

What is the result of 5 minus 2 using absolute value?

• 4

• 1

• 3

• 2

If you subtract 5 from 2, what is the absolute value of the result?

• 5

• 3

• 0

• -3

What is the difference in age between a 5-year-old and a 7-year-old?

• 1

• 4

• 2

• 3

How do we express the difference in age using absolute value?

• Negative difference

• Absolute difference

• Positive difference

• Zero difference

What is the absolute value of the difference between -4 and 5?

• 11

• 9

• 7

• 5

Which of the following is a correct expression for the difference between 5 and -4?

• 5 - 4

• 5 + 4

• 5 - (-4)

• 5 + (-4)

What is the absolute value of the difference between -15 and -9?

• 4

• 5

• 6

• 7