Mastering Integer Multiplication

What is the result of 9 plus 9 plus 9 plus 9?

• 27

• 36

• 45

• 54

How can you express negative 4 plus negative 4 plus negative 4 plus negative 4 plus negative 4 using multiplication?

• -4 x 4

• -4 x 6

• -4 x 3

• -4 x 5

What is the result of 7 plus 7 plus 7?

• 35

• 28

• 21

• 14

How can you express negative 6 plus negative 6 plus negative 6 plus negative 6 using multiplication?

• -6 x 3

• -6 x 4

• -6 x 6

• -6 x 5

What do you get when you multiply a positive number by a negative number?

• Zero

• Negative

• Positive

• Undefined

What is the result of negative 4 times negative 3?

• 0

• 4

• 12

• -12

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

• Negative

• Undefined

• Positive

• Zero

What is the result of negative 5 times positive 9?

• -9

• 0

• 45

• -45

What is the result of negative 10 times negative 4?

• -40

• 40

• 0

• -4

What is the result of negative 5 times negative 9?

• 0

• 45

• -45

• -9