Q: What is the negative version of the number 21,553,390?
A: -21,553,390
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:
| 21,553,388 | 21,553,389 | 21,553,391 | 21,553,392 |
| -21,553,388 | -21,553,389 | -21,553,391 | -21,553,392 |