The fact that the product of two negatives is a positive is therefore related to the fact that the inverse of the inverse of a positive number is that positive number back again. ... Even in such general, non-numerical contexts, the property that the product of two negative things is positive still holds.
What happens when two negatives are multiplied?
When you multiply two negative numbers together, though, the first one flips the sign from positive to negative, and the second one flips it back. In other words, negative numbers cancel each other out: when you multiply a negative number by a negative number, you get a positive number.
Does dividing two negatives make a positive?
Two negatives make a positive, so a negative number divided by a negative number equals a positive number. For example, -8 / -2 = 4.