Exploring Positive and Negative Integers

The video tutorial introduces the concept of integers, explaining positive and negative numbers and their real-world applications. It covers the use of number lines to visualize integers, discusses scenarios like banking and sea level, and explains the concepts of opposites and absolute value. The tutorial concludes with tips for successfully understanding and working with integers.

Which of the following is an example of a positive number?

• Diving under the ocean

• Withdrawing money from a bank account

• Temperatures below zero

• Depositing money in a bank account

What does a negative number represent in real-world scenarios?

• Gaining weight

• Scoring points in a game

• Temperatures below zero

• Depositing money in a bank account

On a horizontal number line, where are the positive numbers located?

• Below zero

• To the left of zero

• To the right of zero

• Above zero

If you move 5 units to the left from zero on a number line, which number do you reach?

• 10

• -5

• 0

• 5

What does zero represent in terms of sea level?

• None of the above

• At sea level

• Below sea level

• Above sea level

If a hiker is 259 feet above sea level, how is this represented?

• 259 feet below sea level

• 259 feet at sea level

• 259 feet above sea level

• None of the above

What are two points on a number line that are the same distance from zero but in opposite directions called?

• Absolute values

• Opposites

• Coordinates

• Integers

What is the opposite of -9?

• 9

• -0

• -9

• 0

How is the absolute value of a number defined?

• The sum of the number and its opposite

• The distance from zero on the number line

• The opposite of the number

• The number itself

What is the absolute value of -25?

• -50

• 25

• 0

• -25