Q: What is the negative version of the number 18,031,511?
A: -18,031,511
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:
| 18,031,509 | 18,031,510 | 18,031,512 | 18,031,513 |
| -18,031,509 | -18,031,510 | -18,031,512 | -18,031,513 |