Multiplication with Negative Numbers

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Taught by muchomath
  • Currently 3.0/5 Stars.
6208 views | 7 ratings
Part of video series
Meets NCTM Standards:
Lesson Description:

Multiplying negative numbers.

Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.

Questions answered by this video:
  • How do you multiply negative numbers?
  • Why does a negative times a positive equal a negative?
  • How do you multiply a negative number using a number line?
  • Why is a negative times a negative equal to a positive?
  • Staff Review

    • Currently 4.0/5 Stars.
    A number line is used in this video to explain negative numbers being multiplied together. Negatives are explained as being the opposite of a number, and in this way, negative and positive numbers being multiplied are explained. Many different examples are shown in this video.