Multiplying Integers and Card Values

Mr. Wooley introduces middle school students to multiplying integers, focusing on both positive and negative numbers. Using card examples, he explains how multiplication affects scores, demonstrating the results of multiplying integers with the same and opposite signs. The lesson concludes with examples and a summary of key concepts.

What is the result of multiplying three negative five cards?

• 10

• -10

• -15

• 15

How does multiplying a positive integer card affect your score?

• It increases the score

• It doubles the score

• It decreases the score

• It has no effect

What happens to your score if you discard three positive four cards?

• It remains the same

• It increases by 12

• It increases by 4

• It decreases by 12

What is the result of discarding four negative two cards?

• Score decreases by 8

• Score remains the same

• Score increases by 8

• Score decreases by 4

What is the result of multiplying integers with opposite signs?

• Undefined product

• Negative product

• Zero product

• Positive product

What is the result of multiplying integers with the same sign?

• Positive product

• Negative product

• Zero product

• Undefined product

If you multiply -3 by 7, what is the result?

• 0

• -10

• -21

• 21

What is the result of multiplying -3 by -2?

• -6

• 6

• -5

• 0

If you draw four cards with a value of 2, how does it affect your score?

• Increases by 8

• Decreases by 8

• Decreases by 4

• Increases by 4

What happens if you remove two cards with a value of -5?

• Score remains the same

• Score decreases by 10

• Score increases by 5

• Score increases by 10