Negative symbol as opposite (Full video)

Khan Academy

Supporting grades: 6

Description: Sal explains more challenging opposites like -(-3). Positive four is four to the right of zero. Or another way to think about it, if you have a positive number, its opposite is going to be the negative of that number. So another way of thinking about it is, is that this negative literally means opposite.

You must log inorsign upif you want to:*

*Teacher Advisor is 100% free.