Q: What is the negative version of the number 21,521,760?
A: -21,521,760
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:
| 21,521,758 | 21,521,759 | 21,521,761 | 21,521,762 |
| -21,521,758 | -21,521,759 | -21,521,761 | -21,521,762 |