Absolute Value

This video tutorial explains the concept of absolute value using a number line. It defines absolute value as the distance a number is from zero, regardless of direction, and provides examples with positive and negative numbers. The tutorial emphasizes that absolute value is always non-negative and includes practice problems to reinforce understanding.

What is the absolute value of a number?

• The number itself

• The distance from zero on a number line

• The negative of the number

• The number squared

Which of the following statements is true about absolute value?

• Absolute value can be negative

• Absolute value is the same as the number's sign

• Absolute value is always non-negative

• Absolute value is the number divided by two

If a number is 5 units to the left of zero, what is its absolute value?

• 0

• -5

• 5

• 10

What is the absolute value of -15?

• 0

• 30

• 15

• -15

How far is the number 37 from zero on a number line?

• -37 units

• 37 units

• 0 units

• 74 units