Absolute Value and Opposites

This video tutorial covers the concepts of opposites and absolute values. It explains how opposites are numbers equidistant from zero but on opposite sides of the number line, using examples like 4 and -4. The tutorial also delves into absolute values, which represent the distance of a number from zero, always positive. Through various examples, the video illustrates how to find and plot opposites and absolute values on a number line. It also includes exercises on ordering numbers and solving application problems, providing a comprehensive understanding of these mathematical concepts.

What is the opposite of a number?

• A number that is the same as the original number

• A number that is half the original number

• A number that is equidistant from zero but on the opposite side

• A number that is twice the original number

If a number is 4 units to the right of zero, what is its opposite?

• 4

• -4

• 8

• 0

What does the negative sign indicate in terms of opposites?

• It indicates a number is less than zero

• It indicates a number is greater than zero

• It indicates the opposite of a number

• It indicates a positive number

What is the absolute value of a number?

• The number squared

• The number itself

• The number's distance from zero

• The opposite of the number

Why is the absolute value always positive?

• Because it is a positive number

• Because it represents a distance

• Because it is a negative number

• Because it is always greater than zero

What is the absolute value of -3?

• -1

• -3

• 0

• 3

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

• -5 or 0

• 5 or 0

• 5 or 10

• 5 or -5

What is the opposite of the absolute value of -8?

• -8

• 8

• 0

• -1

How do you find the opposite of a number like 5.3?

• Divide by 5.3

• Multiply by -1

• Subtract 5.3

• Add 5.3

What is the absolute value of 7.5?

• -7.5

• 7.5

• 15

• 0