Understanding Multiplication of Integers

This video tutorial explains the rules for multiplying integers using the concepts of opposites and the commutative property. It covers how opposites are defined, the commutative property of multiplication, and the rules for multiplying integers with different signs. The tutorial provides examples to illustrate these rules and concludes with a summary of the multiplication rules for integers.

What is the sum of two opposite numbers?

• Zero

• Positive

• One

• Negative

Which property states that changing the order of multiplication does not affect the product?

• Associative Property

• Commutative Property

• Identity Property

• Distributive Property

How would you model 4 times 2 using the commutative property?

• Four sets of two

• Two sets of four

• Two sets of two

• Four sets of four

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

• Positive

• Zero

• Undefined

• Negative

What is the product of a negative number and a positive number?

• Undefined

• Zero

• Negative

• Positive

What is the result when multiplying two negative numbers?

• Negative

• Undefined

• Positive

• Zero

If the signs of two integers are the same, what will be the sign of their product?

• Zero

• Undefined

• Positive

• Negative

What is the product of 7 times 9?

• 72

• 63

• 56

• 81

What is the opposite of positive 63?

• Negative 36

• Zero

• Negative 63

• Positive 63

When multiplying integers, if the signs are different, what is the sign of the product?

• Undefined

• Zero

• Negative

• Positive