Q: What is the negative version of the number 21,521,259?
A: -21,521,259
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:
| 21,521,257 | 21,521,258 | 21,521,260 | 21,521,261 |
| -21,521,257 | -21,521,258 | -21,521,260 | -21,521,261 |