Q: What is the negative version of the number 21,521,759?
A: -21,521,759
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:
| 21,521,757 | 21,521,758 | 21,521,760 | 21,521,761 |
| -21,521,757 | -21,521,758 | -21,521,760 | -21,521,761 |