This video tutorial explains negative numbers, their representation on a number line, and their application in real-life scenarios like banking and elevation. It also covers the multiplication of integers, including why a negative times a negative results in a positive number, using both mathematical reasoning and practical examples.

What is a negative number?

• A number equal to zero

• A number less than zero

• A number that is a fraction

• A number greater than zero

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CCSS.6.NS.C.6A

On a number line, which direction do negative numbers lie?

• Above zero

• Below zero

• To the left of zero

• To the right of zero

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CCSS.6.NS.C.5

In a bank account, what does a negative balance indicate?

• You have extra money

• You owe money

• Your account is closed

• You have no money

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CCSS.6.NS.C.5

What does a positive account balance represent?

• A pending transaction

• A closed account

• Money you have

• Money you owe

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CCSS.6.NS.C.5

How is elevation used to explain negative numbers?

• By calculating speed

• By measuring temperature

• By using sea level as a reference

• By comparing heights of buildings

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying a positive number by a negative number?

• A positive number

• A negative number

• Zero

• An undefined number

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CCSS.7.NS.A.2C

Why does multiplying two negative numbers result in a positive number?

• Because of the rules of subtraction

• Because of the rules of addition

• Because of the rules of division

• Because of the rules of multiplication

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CCSS.7.NS.A.2C

What real-life example is used to explain negative times negative equals positive?

• Height of a building

• Speed of a car

• Subtraction of debt

• Temperature changes

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CCSS.7.NS.A.1B

How can direction reversal explain negative multiplication?

• By reversing direction twice

• By standing still

• By moving backward once

• By moving forward twice

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CCSS.7.NS.A.1C

What happens when you subtract a negative quantity?

• The value becomes zero

• The value increases

• The value remains the same

• The value decreases

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CCSS.7.NS.A.1C