Q: What is the negative version of the number 21,587,621?
A: -21,587,621
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:
| 21,587,619 | 21,587,620 | 21,587,622 | 21,587,623 |
| -21,587,619 | -21,587,620 | -21,587,622 | -21,587,623 |