Q: What is the negative version of the number 21,013,489?
A: -21,013,489
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:
| 21,013,487 | 21,013,488 | 21,013,490 | 21,013,491 |
| -21,013,487 | -21,013,488 | -21,013,490 | -21,013,491 |