Video

Subtracting a negative = adding a positive (Full video)

Khan Academy
Supporting grades: 7

Description: Find out why subtracting a negative number is the same as adding the absolute value of that number. Created by Sal Khan. Steve's uncle cares about Steve and feels bad that he doesn't even have a 0 net worth; he has a negative net worth! And so Steve's uncle wants to at least take away some of this pain. He at least wants to get Steve back to a neutral net worth, a 0 net worth.

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