Multiplying Integers Using the Money Model

The video tutorial explains how to multiply integers using the money model. It begins with an introduction to the concept, followed by a review of basic multiplication using squares. The tutorial then clarifies the different meanings of the negative symbol, focusing on its use as an 'opposite' sign. Through examples, it demonstrates positive and negative money transactions, and explains how multiplying two negative numbers results in a positive product using the money model.

What is the main concept introduced in the lesson?

• Adding integers using the money model

• Multiplying integers using the money model

• Dividing integers using the money model

• Subtracting integers using the money model

How many squares are there in five groups of three squares?

• 18 squares

• 15 squares

• 12 squares

• 10 squares

Which of the following is NOT a way to interpret a negative sign?

• As a sign to indicate a negative number

• As a sign meaning the opposite of

• As a sign to indicate a positive number

• As an operation sign for subtraction

If Jane, Kelly, and Erica each owe you four dollars, how much will you receive in total?

• $14

• $10

• $8

• $12

What is the result of three groups of positive four?

• 14

• 10

• 8

• 12

If you owe Jane, Kelly, and Erica four dollars each, what is the total amount you owe?

• -$8

• -$10

• -$12

• -$14

What is the result of three groups of negative four?

• -8

• -10

• -12

• -14

What does negative three times negative four represent in the money model?

• Four people owing you three dollars each

• Owing four people three dollars each

• Three people owing you four dollars each

• Owing three people four dollars each

What is the opposite of three groups of negative four?

• Three groups of negative four

• Four groups of positive three

• Four groups of negative three

• Three groups of positive four

What is the result of negative three times negative four?

• 12

• 0

• -12

• 24