Q: What is the negative version of the number 13,215,617?
A: -13,215,617
Negative numbers are usually written with - in front of them. They represent a number that is less than zero.
Here are more examples of negative numbers in sequence:
13,215,615 | 13,215,616 | 13,215,618 | 13,215,619 |
-13,215,615 | -13,215,616 | -13,215,618 | -13,215,619 |