Exploring Opposites and Absolute Value Concepts

The video tutorial covers the concepts of opposites and absolute value using a number line. Opposites are numbers equidistant from zero on opposite sides, while absolute value measures a number's distance from zero. The tutorial includes examples and exercises to reinforce understanding, emphasizing that absolute values are always non-negative.

What defines two numbers as opposites?

• They are both negative numbers.

• They have the same value.

• They are the same distance from zero on a number line but on opposite sides.

• They are both positive numbers.

What is the opposite of -5?

• 5

• 0

• 10

• -5

If a number is its own opposite, what must it be?

• 0

• 1

• -1

• It cannot be determined.

What is the opposite of 3.4?

• 3.4

• 6.8

• 0

• -3.4

What does the absolute value of a number represent?

• Its positive value.

• Its negative value.

• Its distance from zero.

• Its distance from 1.

What is the absolute value of -8?

• 8

• -8

• 0

• 16

Can the absolute value of a number be negative?

• Yes, if the number is negative.

• Yes, but only for zero.

• No, absolute values are always non-negative.

• It depends on the context.

What is the absolute value of 0?

• 0

• It is undefined.

• -1

• 1

What is the absolute value of -1/2?

• -1

• 0

• 1/2

• -1/2

If the absolute value of a number is 5, which of the following could be the number?

• 5

• Neither A nor B

• -5

• Both A and B