Identify Absolute Value

The video tutorial introduces the concept of absolute value, explaining it as the distance a number is from zero on a number line, which is always positive. It uses examples with both positive and negative numbers to illustrate how absolute value is calculated. The tutorial includes practice problems for viewers to solve and concludes with a review of the key points, emphasizing that absolute value is always positive and represented by vertical bars around a number.

What does the absolute value of a number represent?

• The distance from zero on a number line

• The negative of the number

• The number itself

• The square of the number

If the absolute value of a number is 7, which of the following could be the number?

• 14

• -7

• 0

• 7.5

What is the absolute value of -29?

• 0

• -29

• 29

• 58

Which of the following numbers has an absolute value of 18?

• 18

• -18

• Both -18 and 18

• 0

What is the absolute value of -100?

• 200

• 100

• 0

• -100