Q: What is the negative version of the number 18,489,989?
A: -18,489,989
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:
| 18,489,987 | 18,489,988 | 18,489,990 | 18,489,991 |
| -18,489,987 | -18,489,988 | -18,489,990 | -18,489,991 |