Q: What is the negative version of the number 18,990,909?
A: -18,990,909
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:
| 18,990,907 | 18,990,908 | 18,990,910 | 18,990,911 |
| -18,990,907 | -18,990,908 | -18,990,910 | -18,990,911 |