Q: What is the negative version of the number 16,721,621?
A: -16,721,621
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:
| 16,721,619 | 16,721,620 | 16,721,622 | 16,721,623 |
| -16,721,619 | -16,721,620 | -16,721,622 | -16,721,623 |