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?
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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.