Understanding Positive and Negative Values

The video tutorial introduces integers, explaining their significance in representing positive and negative numbers. It provides real-life examples, such as temperature and building floors, to illustrate the concept. The importance of integers is highlighted through scenarios like a bird flying above sea level and a fish swimming below it. Practical applications, including walking directions, financial transactions, and profit and loss, are discussed to demonstrate how integers are used in everyday life. The video concludes with a summary of the key points covered.

What is the representation of a temperature below zero degrees centigrade?

• Whole number

• Negative number

• Positive number

• Zero

Which of the following is not an integer?

• 0

• -3

• 5

• 2.5

Which of the following is a positive integer?

• 3

• -5

• 0

• -1

What is the value of zero in terms of positivity or negativity?

• Negative

• Neither positive nor negative

• Both positive and negative

• Positive

Why are integers important in representing the position of a bird and a fish relative to sea level?

• They help in measuring distances accurately.

• They allow representation of opposite directions.

• They are easier to understand.

• They simplify calculations.

How would you represent a person walking 5 steps to the left from a starting point?

• 5

• 0

• -5

• +5

If Harsh owes the shopkeeper 5 rupees, how is this represented?

• 0

• -5

• 5

• +5

What does a positive sign indicate when depositing money in a bank?

• Loss

• Deposit

• Debt

• Withdrawal

If a businessman sells an item for more than its cost price, what does this represent?

• Profit

• Withdrawal

• Debt

• Loss

What is the integer representation of a loss of 5 rupees?

• -5

• +5

• 0

• 5