Q: What is the negative version of the number 18,581,815?
A: -18,581,815
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:
| 18,581,813 | 18,581,814 | 18,581,816 | 18,581,817 |
| -18,581,813 | -18,581,814 | -18,581,816 | -18,581,817 |