Q: What is the negative version of the number 21,521,828?
A: -21,521,828
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:
| 21,521,826 | 21,521,827 | 21,521,829 | 21,521,830 |
| -21,521,826 | -21,521,827 | -21,521,829 | -21,521,830 |