Multiplying Positive and Negative Numbers

The video tutorial explores the concept of multiplying positive and negative numbers. It begins with a review of positive number multiplication, then introduces negative numbers. The tutorial explains that multiplying a negative by a positive results in a negative product, while multiplying two negatives results in a positive product. The video provides examples and encourages viewers to practice these concepts to reinforce understanding.

What is the result of multiplying two positive numbers?

• A negative number

• An undefined number

• A positive number

• Zero

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying -2 by 3?

• -3

• 0

• -6

• 6

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What happens to the product when you multiply a positive number by a negative number?

• The product is positive

• The product is zero

• The product is undefined

• The product is negative

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CCSS.7.NS.A.2A

If you multiply 3 by -2, what is the result?

• -3

• 6

• 0

• -6

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying -2 by -3?

• -6

• -3

• 0

• 6

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying -1 by 0?

• 0

• -1

• 1

• Undefined

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying -1 by -1?

• 0

• 1

• -2

• -1

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying 12 by -4?

• -48

• -4

• 48

• 0

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying 7 by 3?

• 21

• 0

• 30

• 10

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CCSS.3.OA.C.7

What is the result of multiplying -5 by -10?

• -10

• 50

• -50

• 0

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B