Mastering Integer Multiplication Techniques

In this video, Mr. J explains how to multiply integers, emphasizing that the product is positive if both integers have the same sign and negative if they have different signs. He provides two examples: multiplying a positive and a negative integer, resulting in a negative product, and multiplying two negative integers, resulting in a positive product. The video concludes with a brief review and a link to a more detailed explanation.

What is the result when you multiply two integers with the same sign?

• The result is the absolute value of the integers.

• The result is zero.

• The result is always positive.

• The result is always negative.

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CCSS.7.NS.A.2A

What is the result of multiplying 8 by -8?

• 0

• 64

• -64

• -16

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

If you multiply a positive integer by a negative integer, what will be the sign of the product?

• It depends on the integers

• Zero

• Negative

• Positive

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying -11 by -3?

• -33

• 33

• 0

• -14

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

When multiplying two negative integers, what is the sign of the product?

• Positive

• It depends on the integers

• Zero

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B