Q: What is the negative version of the number 18,181,831?
A: -18,181,831
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:
| 18,181,829 | 18,181,830 | 18,181,832 | 18,181,833 |
| -18,181,829 | -18,181,830 | -18,181,832 | -18,181,833 |