Understanding Negative Numbers

The video tutorial introduces negative numbers, explaining that they are numbers less than zero. It provides real-life examples, such as temperatures on Mount Everest and financial debt, to illustrate their use. The concept of negative numbers is further explained using a number line, highlighting that each positive number has a negative counterpart. The tutorial also clarifies the common confusion about the size of negative numbers, using temperature comparisons to show that a more negative number is actually smaller.

What is a negative number?

• A number that is a fraction

• A number greater than zero

• A number less than zero

• A number equal to zero

Which of the following is an example of a negative number in real life?

• The height of a mountain

• The number of students in a class

• The temperature at the top of Mount Everest

• The number of apples in a basket

If you have $50 and spend $60, what is your new balance?

• -$10

• $0

• $10

• $60

What does a negative bank balance indicate?

• You have a positive balance

• Your balance is zero

• You owe money

• You have extra money

What is the average temperature range at the top of Mount Everest?

• 10 to 20 degrees Celsius

• -19 to -36 degrees Celsius

• -5 to -15 degrees Celsius

• 0 to 10 degrees Celsius

On a number line, what is the opposite of 5?

• 0

• -5

• 5

• -10

As you move further down the number line, what happens to negative numbers?

• They stay the same

• They get smaller

• They get larger

• They become positive

Which is smaller: -10 or -5?

• 5

• -5

• -10

• 0

If it's -25 degrees Celsius in Barrow and -35 degrees Celsius in Stanley, which place is colder?

• Neither is cold

• Barrow

• Stanley

• Both are the same