Understanding Opposite Numbers

This video tutorial introduces the concept of opposite numbers, explaining that they are numbers equidistant from zero in opposite directions. The teacher uses both horizontal and vertical number lines to demonstrate how to identify opposite numbers, such as -2 and 2, or -3 and 3. Students are encouraged to use their foldable notes to follow along and record examples of opposite numbers.

What materials are needed for the lesson on opposite numbers?

• A calculator

• A textbook

• An integers foldable

• A ruler

What are opposite numbers?

• Numbers that are the same distance from zero in opposite directions

• Numbers that are different

• Numbers that are the same

• Numbers that are both positive

If you move two spaces to the left from zero on a number line, where do you land?

• 1

• 0

• -2

• 2

What is the opposite of -2 on a number line?

• -4

• 0

• -1

• 2

How do you find the opposite of a negative number on a number line?

• Move to the left

• Move to the right

• Stay at zero

• Move up

What is the opposite of 3 on a vertical number line?

• -3

• 0

• 1

• 3

If you start at zero and move up three spaces on a vertical number line, where do you land?

• -3

• 0

• 1

• 3

How do you find the opposite of a positive number on a vertical number line?

• Move to the right

• Move up

• Stay at zero

• Move down

What is the relationship between 3 and -3 on a number line?

• They are both positive

• They are the same number

• They are opposites

• They are both negative

Which of the following pairs are opposite numbers?

• 6 and -7

• 4 and 4

• 0 and 1

• -5 and 5