Multiplication Properties and Results

The video tutorial explores the multiplication of positive and negative numbers. It begins with a review of positive multiplication using times tables, demonstrating how each step down the table reduces the product by a fixed number. The tutorial then introduces negative multiplication, showing how multiplying a positive by a negative results in a negative product. It further explains how reducing the first number in multiplication affects the product, leading to the creation of a negative times table. Finally, the video combines these concepts to illustrate that a negative multiplied by a negative yields a positive product.

What is the result of multiplying three by four?

• 7

• 10

• 15

• 12

Tags

CCSS.3.OA.D.9

What happens to the product when you multiply three by zero?

• It becomes positive

• It becomes negative

• It becomes zero

• It becomes three

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying three by negative one?

• 3

• -3

• 1

• 0

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

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

• Positive

• Negative

• Undefined

• Zero

Tags

CCSS.3.OA.D.9

If you reduce the first number in a multiplication by four, what happens to the product?

• Decreases by three

• Increases by three

• Decreases by four

• Increases by four

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

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

• Positive

• Undefined

• Negative

• Zero

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying negative four by positive two?

• -8

• 8

• 0

• 4

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What happens to the product when you multiply two negative numbers?

• It becomes negative

• It becomes undefined

• It becomes zero

• It becomes positive

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the result of multiplying negative two by negative three?

• -3

• -6

• 6

• 0

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B